Question

Решите уравнения пжл 8-4(-7х+8)=4
..... -1-4(-7+8х)=-2х-6

Answer 1

8 + 28x - 32 = 4
28x = 32 + 4 - 8
28x = 28
x = 1

-1 + 28 - 32x = -2x - 6
-32x + 2x = 1 - 6 - 28
-30x = 33
x = -1,1

Вроде так)