2x-(5-6)=7+(x-1)3x-1=2x-(4-x)

Question

2x-(5-6)=7+(x-1)
3x-1=2x-(4-x)

Answer 1

2х-(5-6)=7+(х-1)
2х-11=6+х
2х-х=6+11
х=17

3х-1=2х -(4-х)
3х-1=2х -4+х
3х-3х= -3 - нет решения