Question

Решите уравнения
(Х-5)-(2-2х)=6
(4х-1)-(3х+1)=2
-(3х+5)+(4-7х)=4

Answer 1

(х-5)-(2-2х)=6
х-5-2+2х=6
3х=6+5+2
3х=13
х=13:3
х=4,3