Question

Решите уравнение 1-2x=4x-2-5x?

Answer 1

1-2х=4х-2-5х
1-2х=-х-2
-2х+х=-2-1
-х=-3
х=3

Answer 2

1-2x=4x-2-5x

1+2 = 4х - 5х + 2х

3 = 1х

х = 3