Question

2(x + 1) - 6 + 15 = 6x - 3

Answer 1

Propriedade Distribuitiva

2(x + 1) - 6 + 15 = 6x - 3
2x + 2 - 6 + 15 = 6x - 3
2x - 4 + 15 = 6x - 3
2x + 11 = 6x - 3
2x - 6x = -11 - 3
-4x = -14 (-1)
x = 14 / 4
x = 3,5