Question

What is the value of the expression 4x+y when x = 2 and y = 4?

Answer 1

We can just plug in the values of x = 2 and y = 4 into the expression 4x+y to get 4*2 + 4 = 8 + 4 = 12.


for 2y-x = 2*4 - 2 = 8 - 2 = 6

Answer 2

1.) 4x+y
     4(2)+4
     8+4
     =12
2.) 2y-x
     2(4)-2
     8-2
     =6

Your answer would be d