# Expressions with One or More Variables

### Topic Page

Expressions with One or More Variables### Questions

- What is an example of an expression with one or more variables?
- How do you write expressions with one or more variables?
- How do you evaluate expressions when you have more than one variables?
- How do you evaluate the expression #3a+2b# for #a=1# and #b=-2#?
- How do you find the area of a triangle whose base is 2 inches and height is 4.5 inches?
- How do you find the volume of a sphere whose radius is 2?
- How do you evaluate the expression #2(x-y)# for #x=1# and #y=-2#?
- How do you evaluate #x^2+2x-1# when #x=2#?
- What is the value of #(3x+8y)/(x-2y)# if #x/(2y)=2#?
- How do you simplify #6-4t-4#?
- How do you simplify #2a + b - 3b#?
- For what real numbers x is #x^2-6x+9# negative?
- How do you simplify #9k - 3k#?
- How do you simplify #-5[3 -(x+5)2]#?
- How do you simplify the algebraic expression #-a(2b - 3c) - 3a(b + c)#?
- What is the simplified expression for #9y+8+(-3x) +(-2y)-4x#?
- How do you find the area of a triangle if height: #(4x^3y^4)^2# and base: #(xy)^2#?
- How do you simplify #4x^2+3x+1-8x#?
- How do you simplify #2ab+ba+3b#?
- Which identity is #y*3=3*y#?
- Which property is #b+0=b#?
- Which property is #(x+y)+z=x+(y+z)#?
- How do you write the expression for "The sum of 19 and the cube of a number X"?
- How do you write the expression for "The product of 3 and a number Y is no more than 21"?
- How do you write the expression for "Twice the difference of a number Z and 12 is equal to 10"?
- If p and n are integers such that p>n>0 and p^2-n^2=12, which of the following can be the value of p - n? I. 1 II. 2 III. 4
- If j , k , and n are consecutive integers such that 0 < j < k < n and the units (ones) digit of the product jn is 9, what is the units digit of k ?
- How do you simplify #3 (f + 2)#?
- How do you simplify #7+2 (4x - 3)#?
- How do you simplify #-4d+2 (3+d)#?
- How do you simplify #2/3 (9b - 27)#?
- How do you simplify #2(x+3y) -4#?
- How do you simplify #8a + 3 – 5(a – 2) #?
- How do you simplify #7 -4(x-3) -9x #?
- In a bouquet of flowers, there are 7 daisies and 17 roses. How do you write the ratio of daisies to roses in three different ways?
- How do you simplify #-5a+10a+3b+7a-3b#?
- How do you simplify #(12y)/(4y)#?
- How do you simplify #a + 5c − b − c + a − b#?
- How do you simplify #8x + 3m + 7n + 4xz − 5p#?
- How do you simplify #3x − 4y + 3z − 3x − y + 2z#?
- How do you simplify #2x+1+x-4+4x+1#?
- How do you simplify #-5a+10a+3b+7a-3b#?
- How do you simplify # 2x + 1 + 6x - 48x#?
- How do you simplify #7w - w#?
- How do you simplify #4a - 3 + 5a#?
- How do you simplify #t - 3t + 2t + 4#?
- How do you simplify #r + 3 - 6r + r#?
- How do you simplify #4m + 3 - 5m + m#?
- How do you simplify #2b - 6 + 3b - b#?
- How do you simplify #4(w + 2x) + 9(-4w)#?
- How do you simplify #x + 3x + 5 + x #?
- How do you simplify #y + 2 + y + 4#?
- How do you simplify -8 + (-6)x - 5 + 2x?
- How do you simplify #5 x + 3 − x + 2 x ^2 + 4 x + 3#?
- How do you simplify #y^60 + y^45 y ^15 #?
- How do you simplify #x^ 2 + x − 42 x^ 2 − x − 56#?
- How do you simplify #(a + 2 a^ 2 + a) /( a + 2 a^ 3) #?
- What is the value of the expression 2x^2+3xy-4y^2 when x = 2 and y = - 4?
- How do you evaluate the expression 3x + 7x + 2 for x=6?
- How do you evaluate the expression y + 5 + 2y for y=3?
- How do you evaluate the expression 9 + x + 4x for x=8?
- How do you evaluate the expression 8y + 3 + 4y if y=4 ?
- How do you evaluate the expression 9x + 5 + x + 8 if x= 7?
- How do you evaluate the expression 4y + 8y + 6 + 2y if y=2?
- How do you evaluate the expression 4x + 2y + 7x + 3 if x= 3 y= 4?
- How do you evaluate the expression 9x + 6y + 5x + 4y if x=7,y=9?
- How do you evaluate the expression 8 + 6x + 4 + 8y if x=1, y=6?
- How do you evaluate the expression 4x + 5y + 7x + 5 + 2y x=2,y=3?
- How do you evaluate the expression 9 + 8x + 3y + 3 + 5y x=7, y=5?
- How do you evaluate the expression x + 6x + 2y + 1 + 9y x=6, y=9?
- How do you evaluate the expression 6x + 2y + 5y + 7 +y if x=8, y=1?
- How do you evaluate the expression 8x + 8y + x + 6y+ 4x if x= 1, y= 2?
- How do you evaluate the expression 3x + 8 + 4y + 7 + 3x if x=9, y=6?
- How do you evaluate the expression 5x + 5y + 9y + 2x + y if x=8 y=3?
- How do you evaluate the expression 2n - 7 , for n=8?
- How do you evaluate the expression 4ab, for a=2 and b=5?
- How do you evaluate the expression x+y over 3,for x = 7 and y = 8?
- How do you evaluate the expression 2(m+n), for m = 3 and n=2?
- How do you evaluate the expression 37 - 5h,for h=7?
- How do you evaluate the expression 6 over a, for a=3 and b=7?
- How do you evaluate the expression 4x + 5y - 3z, for x= 3,y = 4,and z=2?
- How do you evaluate the expression 15a-2(b+c),for a=2,b=3,and c=4?
- How do you evaluate the expression 7p+q(3+r),for p=3,q=2,and r=1?
- How do you evaluate the expression 36 over j - 4(k-l),for j=2,k=1,and l=3?
- How do you evaluate the expression #x + 3y - 4(z-3)," for "x=4,y=6,and z=5#?
- How do you evaluate the expression (4+d) - e(9-f), for d = 7,e=4,f=8?
- How do you evaluate the expression 3a - 2b + b(6 - 2),for a=4,b=2?
- How do you evaluate the expression r(p+3) + q(p-1),for p=7,q=4,r=3?
- How do you evaluate the expression when x = 2, y = 7, z = 4 for x + 3?
- How do you evaluate the expression when x = 2, y = 7, z = 4 for 2z - 3?
- How do you evaluate the expression when x = 2, y = 7, z = 4 for xy?
- How do you evaluate the expression when x = 2, y = 7, z = 4 for 4z?
- How do you evaluate the following expression when x = 3 and y = 4: for #3x^2#?
- How do you evaluate the following expression when x = 3 and y = 4: for #(3x)^2#?
- How do you evaluate the following expression when x = 3 and y = 4: for #y^2 - 2#?
- How do you evaluate the following expression when x = 3 and y = 4: for #(y - x)^2#?
- How do you evaluate the following expression when x = 3, y = 4, z = 5: for 2(z - x)?
- How do you evaluate the following expression when x = 3, y = 4, z = 5: for #y / (z - x) + 3#?
- What is the algebraic expression for five times the sum of seven and a number?
- What is the algebraic expression for "-2 times the quantity q minus 3"?
- What is the algebraic expression for "4 times the sum of q and p"?
- How do you simplify #13c-7+c-d#?
- How do you solve #x^2 + 2xy + 3y^2# for x = 70 & y = 4?
- How do you write an algebraic expression, an equation, or an inequality of "the product of 8 and a number x is equal to 32"?
- How do you write an algebraic expression, an equation, or an inequality of "Three times the sum of a number y and 8"?
- How do you write an algebraic expression, an equation, or an inequality of "The difference of 10 and the square of a number z is less than 18"?
- How do you simplify #(8 * b) * 4#?
- How do you simplify #2x - 8x#?
- How do you simplify #17g + g#?
- How do you simplify #16m - 10m#?
- How do you simplify #12p - 8p#?
- How do you simplify #2x^2 + 6x^2#?
- How do you simplify #7a^2 - 2a^2#?
- How do you simplify #3y^2 - 2y#?
- How do you simplify #2(n + 2n)#?
- How do you simplify #4(2b - b)#?
- How do you simplify #3q^2 + q - q^2#?
- How do you evaluate the expression for y= -0.8 and z= 7.16 in #z / y#?
- How do you evaluate #2x − 4y + 3x^2 + 7y − 16x#?
- How do you find 4x − 2y if x = −1 and y = −4?
- How do you find 4x − 2y − z, if x = 2, y = 3, and z = −10?
- How do you simplify #(3x − 5) + (5x + 1)#?
- How do you simplify #(3x − 5) − (4x + 6)#?
- How do you simplify #(5x^2 + 3x + 4) + (5x^2 + 5x − 1)#?
- How do you simplify #(3x^2 − 2) − (2x^2 − 6x + 3)#?
- If x =3 and y = -2 , then what does #y^4 - 4x# equal?
- How do you evaluate the variable expression x + y + z when: x = 3/4, y = 1/2, z = -7/10?
- How do you write the phrase as a variable expression "5 less than 4 times a number"?
- How do you write the phrase as a variable expression "quotient of a number and 3 is decreased by 1"?
- How do you write the phrase as a variable expression "Six decreased by the sum of a number and two"?
- How do you write the variable expression 2p+3 represents the word phrase?
- How do you write the variable expression 4-2g represents the word phrase?
- How do you write the variable expression 2n + 4 represents the word phrase?
- How do you write the variable expression for "number b is decreased by the number a"?
- How do you translate the variable expression into a word phrase 5c?
- How do you translate the variable expression into a word phrase: n ÷ 5m?
- How do you translate the word phrase into a variable expression: The product of 6 and a number is increased by 2?
- How do you translate the word phrase into a variable expression: the difference of 10 and 5?
- How do you translate the word phrase into a variable expression: the quotient of 14 and 7?
- How do you translate the word phrase into a variable expression: u decreased by 17?
- How do you translate the word phrase into a variable expression: half of 14?
- How do you translate the word phrase into a variable expression: x increased by 6?
- How do you translate the word phrase into a variable expression: the product of x and 7?
- How do you translate the word phrase into a variable expression: the sum of q and 8?
- How do you translate the word phrase into a variable expression: 6 squared?
- How do you translate the word phrase into a variable expression: twice q?
- How do you translate the word phrase into a variable expression: the product of 8 and 12?
- How do you translate the word phrase into a variable expression: the quotient of 18 and n?
- How do you translate the word phrase into a variable expression: n cubed?
- How do you translate the word phrase into a variable expression: number b is decreased by the number ?
- How do you translate the word phrase into a variable expression: Seven less than the quotient of x and 9?
- How do you translate the word phrase into a variable expression: difference of 8 and a number?
- How do you translate the word phrase into a variable expression: sum of 4 and a number?
- How do you translate the word phrase into a variable expression: product of 2 and a number?
- How do you translate the word phrase into a variable expression: 3 increased by a number?
- How do you translate the word phrase into a variable expression: 10 plus the quotient of a number and 15?
- How do you translate the word phrase into a variable expression: 12 less than a number?
- How do you translate the word phrase into a variable expression: the product of 3 and a number decreased by 7?
- How do you translate the word phrase into a variable expression: The sum of two numbers is thirty four?
- How do you translate the word phrase into a variable expression: sum of two numbers is thirty three?
- How do you translate the word phrase into a variable expression: Eight less than the quotient of x and 3?
- How do you translate the word phrase into a variable expression: three times the difference of a number x and 5?
- How do you translate into a variable expression: x+12?
- How do you translate into a variable expression: 9-a?
- How do you translate into a variable expression: m/5?
- How do you write this as a variable expression "the sum of -3 and a number?
- How do you evaluate the expression if a = 3 and b = 5 for 4(a + 2b)?
- How do you evaluate the expression #(n * 3 + 27 -: 3)#, given #n = 3#?
- How do you simplify #(2a-3b)-(3a+5b)-a-8b#?
- How do you simplify #(12z-6)-(-3z+7)#?
- How do you simplify #(x-c)-(2x-4c)#?
- What is the maximum number of 3-digit conscequetive integers that have atleast one odd digit?
- Question #e4bc9
- How do you simplify #5p - 3q - 3p + 7q#?
- How do you simplify #(5p - 3q) - (-3p + 7q)#?
- How do you simplify #-8 ( -1/8p + q )+ 1/9 ( 63p - 9q ) #?
- How do you simplify #-1/20 ( 5z - 4w ) -6 ( -1/30w - 1/24z ) #?
- How do you simplify #c^2 + 4d^2 +d^2 + 3d#?
- How do you simplify #-7x^2yz + 3yzx^2 - zx^2y - 4y#?
- Question #47592
- How do you simplify #8a + ab - a + 2b + 3ab#?
- How do you simplify #2x + 3 + x#?
- How do you simplify #3a times 4a#?
- How do you simplify #5y^2+y-6-6y^2+8y-10#?
- How do you simplify #3ab+2a+3b+4ab-a+4b#?
- Question #c728c
- Question #91942
- Question #a2849
- What is the sum of the first 7 terms of the sequence #10xx(-2)^(i-1)# ?
- What is # z# in this equation # 2a - z = a# ?
- Question #1686a
- Simplify #(a^3b^2)^-2 xx (a^2b^3)^4# ?
- If #m^2+n^2=10p^2+10p+1#, where #m# and #n# are positive integers and #p# is a prime number, what is #m+n# in terms of #p#?
- How do you combine like terms in #(5a - 9b - 2c ) + ( c - 7b - 3c )#?
- Question #c62e2
- How do you evaluate #a^2+b-c^2# given a=12, b=9, c=4?
- How do you evaluate #b^2+2a-c^2# given a=12, b=9, c=4?
- How do you evaluate #2c(a+b)# given a=12, b=9, c=4?
- How do you evaluate #4a+2b-c^2# given a=12, b=9, c=4?
- How do you evaluate #(a^2div4b)+c# given a=12, b=9, c=4?
- How do you evaluate #c^2*(2b-a)# given a=12, b=9, c=4?
- How do you evaluate #(bc^2+a)/c# given a=12, b=9, c=4?
- How do you evaluate #(2c^3-ab)/4# given a=12, b=9, c=4?
- How do you evaluate #2(a-b)^2-5c# given a=12, b=9, c=4?
- How do you evaluate #(b^2-2c^2)/(a+c-b)# given a=12, b=9, c=4?
- In a bouquet of flowers, there are daisies and 17 roses. How do you write the ratio of daisies to roses in three different ways?
- Question #2ce3a
- Question #ed4a1
- Question #7e222
- How do you simplify #-4( v - w ) + 2( - 2w - 6v )#?
- Write an equation showing a point #w# being no more than 10 spots away from the origin?
- What is #4(2m- n)- 3(2m- n)# when #m=-15# and #n=-18#?
- How do you solve #0.4( 5- 0.4n ) = - 3.2#?
- How do you simplify #\frac{4x y^{3}}{- 2x^{4} y^{2}}#?
- How do you simplify #(5x^{2} - 2x + 5) + ( - 5x^{2} + 2x - 11)#?
- How do you simplify #(3m - 4p )* ( 3m - 6p )#?
- How do you evaluate the expression #(y-6)/(x-9)# when x=-3 and y=-2?
- How do you evaluate the expression #(y-11)/(x-2)# when x=-4 and y=5?
- How do you evaluate the expression #(y-(-5))/(x-3)# when x=2 and y=5?
- How do you evaluate the expression #(y-(-1))/(x-(-4))# when x=6 and y=4?
- How do you evaluate the expression #(4-y)/(1-x)# when x=2 and y=3?
- How do you evaluate the expression #(10-y)/(14-x)# when x=6 and y=8?
- How do you evaluate the expression #(y-3)/(x-4)# when x=6 and y=2?
- How do you evaluate the expression #(y-8)/(x-2)# when x=3 and y=4?
- How do you evaluate the expression #(y-(-5))/(x-1)# when x=-3 and y=-3?
- How do you evaluate the expression #(24-y)/(15-x)# when x=-17 and y=8?
- Question #7d439
- Question #c6dd9
- How do you multiply #(5a)/(2b^3) * (4b^2)/a#?
- How do you simplify #y- 1= 3( x + 6)#?
- How do you translate the words into algebraic expressions: he quotient of three times a number and six?
- How do you simplify #3x+4y-5x#?
- How do you simplify #9p-2n+4p+2n#?
- How do you simplify #3(5c+4d)+6(d-2c)#?
- How do you simplify #1/2(16-4a)-3/4(12+20a)#?
- How do you simplify #7a+3b-4a-5b#?
- How do you simplify #3x+5y+7x-3y#?
- How do you simplify #3(15x-9y)+5(4y-x)#?
- How do you simplify #2(10m-7a)+3(8a-3m)#?
- How do you simplify #8(r+7t)-4(13t+5r)#?
- How do you simplify #4(14c-10d)-6(d+4c)#?
- How do you simplify #4(0.2m-0.3n)-6(0.7m-0.5n)#?
- How do you simplify #7(0.2p+0.3q)+5(0.6p-q)#?
- How do you simplify #1/4(6+20y)-1/2(19-8y)#?
- How do you simplify #1/6(3x+5y)+2/3(3/5x-6y)#?
- What is the product of 6 and q?
- How do you simplify the following: 3m+(-9m)?
- How do you simp,lify #48x + 23y + 5x + 6- 3y + 15#?
- How do you simplify #13r+5r#?
- How do you simplify #3x^3-2x^2#?
- How do you simplify #7m+7-5m#?
- How do you simplify #5z^2+3z+8z^2#?
- How do you simplify #(2-5n)17#?
- How do you simplify #11(4d+6)#?
- How do you simplify #7m+2m+5p+4m#?
- How do you simplify #3x+7(3x+4)#?
- How do you simplify #4(fg+3g)+5g#?
- How do you simplify #6x+4y+5x#?
- How do you simplify #3m+5g+6g+11m#?
- How do you simplify #4a+5a^2+2a^2+a^2#?
- How do you simplify #5k+3k^3+7k+9k^3#?
- How do you simplify #6d+4(3d+5)#?
- How do you evaluate #sqrts+absr# given r=-3, s=4, t=-7?
- How do you evaluate #(s-r)/t# given r=-3, s=4, t=-7?
- How do you evaluate #2s^3+r-t# given r=-3, s=4, t=-7?
- How do you evaluate #root3(2(t-r))# given r=-3, s=4, t=-7?
- How do you write 5n-10>26 in words?
- How do you write 3n<52 in words?
- How do you evaluate #b^2-4ac# for a=-1, b=-5, and c=2?
- How do you simplify #(6t-13)+(-14t+4)#?
- How do you simplify #3(5a+6b)+8(2a-b)#?
- How do you evaluate #[(a-b)*c]2*d# given a=25, b=14, c=3, d=7?
- How do you find the area of a square with side lengths of (x -3) units?
- If z represents a number, then how do you write expression for one half the sum of x and 7?
- How do you evaluate #2x+3y+z# given x=-2, y=-3, z=5?
- How do you evaluate #x-y# given x=-2, y=-3, z=5?
- How do you evaluate #2((x+y)/z)# given x=-2, y=-3, z=5?
- How do you evaluate #3x^2-2x+1# given x=-2, y=-3, z=5?
- How do you evaluate #3y(x+x^2-y)# given x=-2, y=-3, z=5?
- How do you evaluate #(-z^2(1-2x))/(y-x)# given x=-2, y=-3, z=5?
- How do you write the variable expression for "The sum of fifteen and four times x is the same as the difference of three times x and seven"?
- Question #acab9
- Question #d92e2
- How do you write two word phrases for the variable expression a+23?
- How do you multiply #3x y ^ { 2} \cdot 2x ^ { 3}#?
- If c=30 and d=8, how do you find 2c+ 4d?
- If #a+b=27#, then what is the value of 3a+3b?
- What fraction of 8 is #2 1/2#?
- Question #fa20c
- Question #f70db
- Question #8613f
- How to solve #(sqrtx+sqrty)/(x^(3/2)+y^(3/2))# ?
- Question #907d4
- Question #bb805
- What is the value of # m# in the equation #1/2(m) -3/4(n) = 16#, when # n=8#?
- Make #x# the subject of #y= ( x - 4) ^ { 2} + 6#?
- How do you solve #-10a = - 72#?
- How do you evaluate #c=-2c+1/3rs# when s = 3 and c =5?
- How do you find #3x-y-3z# if x=-2, y = 1and z =-2?
- How do you find #(10b)/a# if b=6 and a=2?
- How do you write 2 is greater than or equal to c?
- How do you simplify #3w^2v^6-6w^3v+9w^3v+2w^3v-9w^2v^6#?
- How do you simplify #7x^2-6+3x+7-5x^2+x#?
- What is the value of the expression #2x^2+ 3xy- 4y^2# when x=2 and y=-4?
- If x= 3, y-12 and z=8, how do you evaluate: #y^2div(3z)+2x#?
- What is the value of this expression when m =-3 given #2m^5-3m^3 + 12#?
- How do you write the expression: The product of 6 and the difference of 6 and a number?
- After substituting, what is the first step when evaluating #x+3x-4.2# when x=5?
- How do you evaluate #13-0.75w+8x# when w=12 and x=1/2?
- If #a=(b^2-c)/2#, how do you find the value of a when b=2, c=-4?
- How do you write 7 increased by number u?
- What is the value of the expression #x^3y^2+x^2y^3-(x+y)# when x=4 and y=-3?
- How can you write the quotient of m and 9 as a mathematical expression?
- Question #5f4fc
- How do you evaluate #b = -3.3 xx a# for #a = 4#?
- How do you find a formula for #sum_(r=0)^n r2^r# ?
- Question #a8147
- How do you evaluate #(3- 4b ) ( 2( - 3) + 5a )# if #a=-1, b=-2#?
- Question #92c75
- Question #6442d
- How do you simplify #11y + 12z - 10y + 4z + 2y#?
- How do you find the value of the expression when x=4 of #(x-3)/(x^2-7x+9)#?
- Question #d477f
- Question #d7fa5
- How do you multiply #(r ^ { 3} t ^ { 4} ) ^ { 3} ( r ^ { 4} t ^ { 4} ) ^ { 5}#?
- How would you solve a problem like this?
- Question #bb525
- Question #8304a
- Factorize #2(a+b)+(a+b)/6+(a+b)^2-2#?
- How do you combine like terms in #(5z ^ { 2} + 8z ) - ( - 5z ^ { 2} + 2z - 5)#?
- Question #cefb6
- Question #d5502
- 1+Tv/T = P?
- Solve #{(-a/(a^2-p)=2a),(sqrt(a^2+(p-a)^2)=1):}# ?
- If #(x-y)= 15#, what is the value of #x^2-2xy+y^2#?
- How do you simplify # \frac { 3} { x ^ { 2} } + \frac { 5} { 2x }#?
- How do you combine like terms in #3x + 5y + 14+ 19x - 20y - 18#?
- Question #812fe
- How do you simplify #3(2a-4b)-4(a-3b)#?
- How to simplify #-9x+3+2x-9y-8#?
- How do you combine like terms in #2a + 3a b - 7a b + 4a - 9b#?
- How do you evaluate #(ab)^2# for #a=4# and #b=3#?
- How do you simplify #(b - 2+ c ) + 10+ ( a b + 30c )#?
- How do you simplify #2x + 7y - 8( 5x - 2y )#?
- How do you simplify #7m ^ { 2} n + 4m ^ { 2} n ^ { 2} - 4m ^ { 2} n#?
- Question #8c399
- If.... #a/b + b/a = 10# And... #a^2/b^2 + b^2/a^2 = 98# Find... #a^3/b^3 + b^3/a^3# Also can anyone find a formula to generate higher powers??
- Question #7b4ac
- #(8xxsqrtx−8xxsqrtx+h)/h=?#
- Write a system of equations to represent this problem and determine the unit price of each item purchased? Define your variables.
- Simplify 7a+3b+a+2b?
- If 3x-y=12, what is the value of 8x/2y?