Question

помогите решить 2,8х-3(2х-1)=2,8-3,19х

Answer 1

2,8х-3(2х-1)=2,8-3,19х
2,8х-6х+3=2,8-3,19х
2,8х-6х+3,19х=2,8-3
-0,01х=-0,2
х=20

Answer 2

2,8х-6х+3=2,8-3,19х;
-3,19х+6х-2,8х=3-2,8;
0,01х=0,2;
х=20.