- 4 x = 2 ( 2 x - 3 ) +15
- 4 x = 2 ∙ 2 x - 2 ∙ 3 +15
- 4 x = 4 x - 6 +15
- 4 x = 4 x + 9
Subtract 4 x to both sides
- 4 x - 4 x = 9
- 8 x = 9
Divide both sides by - 8
x = - 9 / 8
-4x=2(2x-3)+15
1 answer