Question

A. 3x − 7 = −19; x =

Answer 1

Work it backwards: -19+7=-12 so that means we do -12/3 next and it equals -4, so your answer is x=-4

Answer 2

x =-4

Explanation:

3x − 7 = −19

Add 7 to each side

3x − 7+7 = −19+7

3x = -12

Divide by 3

3x/3 = -12/3

x =-4