Question

Each answer choice below shows an equation and a value for x. Which of the following are true? Select three that apply.

A. If 3(x+6)=15, then x = 3.
B. If 4(x-7) = 36, then x=37.
C. If 5x + 10 =20 then x =2
D. If 6x-12=48, then x=10
E. If 7x-14=-28, then x=8
F. If 8x(x-4)=32, then x=8

Answer 1

Replace x in each equation and see which ones are true.

The answers are:

C. If 5x + 10 =20 then x =2

D. If 6x-12=48, then x=10

F. If 8x(x-4)=32, then x=8