Question

Решите уравнение 1-2*(5-2х)= -х-3

Answer 1

1-2*(5-2х)= -х-3
1-10+4х=-х-3
4х+х=-3-1+10
5х=6
х=6/5=1,2

Answer 2

1-10+4x=-x-3
5x=-3-1+10
x=6/5