How do you evaluate 4(x - y), when x = 8 and y = 6? Algebra Expressions, Equations, and Functions Variable Expressions 1 Answer Don't Memorise Feb 18, 2016 #=color(blue)(8# Explanation: As per given data: #x=8, y=6# Now, #4(x-y) = 4 color(blue)((8-6))# #= 4 xx2 = 8# Answer link Related questions How do you write the variable expression for: a quotient of 2 and the sum of a number and 3 ? What are variables? What are variable expressions? How do you write variable expressions? How do you evaluate variable expressions? How do you simplify the expression #3x-x+4#? How do you write a quotient of a number and 6 as an expression? How do you evaluate the expression #2x+1# for #x=1#? How do you write a product of a number and 2 as an expression? How do you write 5 less than 2 times a number as a variable expression? See all questions in Variable Expressions Impact of this question 1470 views around the world You can reuse this answer Creative Commons License