ВАРИАНТ 7: 17 - 2(6x - 5) = 4(7x - 2)

Question

17 - 12x + 10 = 28x - 8
27 - 12x = 28x - 8
27 + 8 = 28x + 12x
35 = 40x
x = 35/40 = 7/8

Accepted Answer

17 - 12x + 10 = 28x - 8
27 - 12x = 28x - 8
27 + 8 = 28x + 12x
35 = 40x
x = 35/40 = 7/8

Ответ: