5. Решите уравнение: 9х – 6(x-1) = 5 (x + 2).

9x - 6(x - 1) = 5(x + 2) 9x - 6x + 6 = 5x + 10 3x + 6 = 5x + 10 3x - 5x = 10 - 6 -2x = 4 x = 4 / -2 x = -2