Question

2) 2 (x + 8) = 3 (x + 9)

Answer 1

Resposta:

$2 \times (x + 8) = 3 \times (x + 9) \\ 2x + 16 = 3x + 27 \\ 2x + 16 - 3x - 27 = 0 \\ - x - 11 = 0 \\ - x = 11 \times ( - 1) \\ x = - 11$