8=3(x-4)-x,3(x-1)+x=2x

Question

8=3(x-4)-x,3(x-1)+x=2x

Answer 1

8=3(х-4)-х
3х-12-х=8
2х=8+12
2х=20
х=20:2
х=10

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