- 3 ( 5 x + 6 ) = 57
- 3 * 5 x - 3 * 6 = 57
- 15 x - 18 = 57 Add 18 to both sides
- 15 x - 18 + 18 = 57 + 18
- 15 x = 75 Sivide both sides by - 15
x = 75 / - 15
x = 5 * 15 / - 15
x = - 5
Solve
-3(5x+6)=57
1 answer