Question

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

Answer 1

Precisamos aplicar a distributiva:

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

2 + 2x - 1 = 6x + 3 + 2

2 - 1 - 3 - 2 = 6x - 2x

-4 = 4x

x = -4/4

x = -1