Answers created by Tessalsifi
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Ron used a combination of 45 cent stamps and 1 cent stamps to mail a package. He used 15 stamps in all. If the total cost for postage was $4.55, how many 1 cent stamps did he use?
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If f(x) = 4 – x2 and g(x) = 6x, which expression is equivalent to (g – f)(3)?
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What is 84.9056 rounded to the nearest hundredth?
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In a class of 30 learners,17 play football,15 play volleyball,12 play rugby,9 play volleyball only and 3 play rugby only. All learners play at least one of the 3 sports. Use a Venn diagram to find the number of learners who play only volleyball and rugby?
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A customer can choose one of three amplifies, one of two compact disc players and one of five speaker models for an entertainment system. How do you determine the number of possible system configurations?
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I need help on how to understand this please help if possible?
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How do you find #u=0.75v+0.25w# given v=<4,-3,5>, w=<2,6,-1> and z=<3,0,4>?
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How do you determine the number of ways a computer can randomly generate two distinct integers whose sum is 8 from 1 through 12?
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How do you solve by substitution #y=x+1# and #2x+y=7#?
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How do you simplify #(19x^2 + 9x + 16) - (5x^2 + 12x + 7)#?
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How do you factor a perfect square trinomial #36b^2 − 24b + 16#?
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How do you find the derivative of #2^xln2#?
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How do you graph #f(x)=(1/2)^x -3#?
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What is the degree of #15t#?
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How do you solve by substitution #x + 3y = 5# and #4x + 5y = 13#?
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How do you simplify #(20x^6 - 13x^5) - (-7x^6 + 7x^5 - 20x^3 - 4x^2)#?
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If a triangle has side lengths 6, 8, 10 is it a right triangle?
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How do you solve the system #4x - y = 5# and #x + y = 10#?
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How do you use factoring to solve this equation #3x^2/4=27#?
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How do you solve by substitution #x - y = 6# and #x + y = -2#?
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How do you simplify #(2m-6)/(m^2-6m+9)#?
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How do you find the missing number or term to make a perfect square trinomial.
#x^2 + 10x + c #?
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How do you simplify #sqrt2(sqrt6+sqrt8)+sqrt3#?
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How do you solve #4(1 - 2j) = 7(2j + 10)#?
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How do you factor #4x^2-20x 125#?
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How do you simplify #(a^2-b^2)/(4b) div (a-b)/(36b^2)#?
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How do you solve by substitution #y = 3x - 7# and #6x - 2y = 12#?
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How do you solve #x^2 = 8x – 12#?
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How do you know if #9x^2 +12x - 4# is a perfect square trinomial and how do you factor it?
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How do you factor # 8x^3y^2 - 12x^2y^3 + 20x^2y^2#?
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How do you FOIL #(3y+ - 2)(2y+ - 4)#?
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How do you solve by substitution #4x + 6y = 62 # and #10x - 2y = 2#?
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How do you solve the system #y=5x-7 # and #-3x-2y=-12# by substitution?
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How do you simplify #(x^2+5x)/(2x)#?
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How do you divide #(5x-5)/16div(x-1)/6#?
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How do you solve the system using elimination #x + y = 5# and #x - y = -1#?
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Where does the graph of y = 2x^2 + x − 15 cross the x-axis?
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The distance between the sun and Earth is approximately 93,000,000 miles, how do you write it in scientific notation?
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The ratio of girls to boys is 2:3 and there are 20 people in the class, how many are girls and boys?
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Laura has $4.50 in dimes and quarters. She has 3 more dimes than quarters. How many quarters does she have?
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How do you solve the system #5a + 3b=-9# and #2a - 5b= -16.#?
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How do you find the limit as x approaches positive infinity #((x^2)-2x+3)/(6-(3x^4))#?
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How do you find the limit of #e^(x-x^2)# as x approaches infinity?
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How do you factor #40v^3-625#?
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How many nucleons does carbon have?
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How do you solve #3 > abs(a + 1)#?
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How do you graph #y= -x^2+4#?
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How do you graph #f(x) = x^2#?
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How do I find the vertical and horizontal asymptotes of #f(x)=x^2/(x-2)^2#?
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How do you identify the degree of each term of the polynomial and the degree of the polynomial # 3w - 6w^2 + 4#?
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How do you FOIL #(3x - 4)(7x + 7)#?
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How do you solve #x^2 + 4x - 21 = 0#?
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How do you solve #1/2 (x-3) = 1/3 (2x+1)#?
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How do you complete the square to solve #2x^2 + 9x + 4 = 0#?
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How do you write 0.00003165 in scientific notation?
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How do you simplify #(-2w^3)/( w(w^2 + 4))#?
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How do you FOIL #(3x+1/3)(2x-1/9)#?
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How do you FOIL # (4m + 1) (5m - 3)#?
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How do you simplify #(3x + 6)/(3x^2)#?
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How do you find all the values that make the expression undefined: # (x + 4)(x - 3)/(x + 5)(x + 4)#?
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How do you find the derivative of #x^2*e^-x#?
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How do you solve the system #w + z = 14# and #w - 2z = 2# by substitution?