Question

16-18х=-25х - 12
-17 х + 20 = 7х - 28
20 - 2х = 27 + х
0 , 2 + 4, 3 = 0 , 4х - 6,5

Answer 1

Ответ:

1) x = 28/43

2) x = 2

3) x = -7/3

4) x = 27.5