Question

Select the equation where x = 6 is a solution.

A.6x = 66
B.6x = 1
C.7x + 2 = 15
D.5x = 30

Answer 1

`5x = 30 \: when \: x = 6`

D. 5x=30 is the right answer.

Answer 2

Answer: D 5x=30

Explanation

You just substitute 6 into the equations to see if they make the equation true.