Question

Помогите решить уравнение 3(x-1,1)+4(1,2x+2)=7,3x+0,7

Answer 1

3х-3,3+4,8х+8=7,3х+0,7
3х+4,8х-7,3х=0,7-8+3,3
0,5х=-4
х=-8

Answer 2

3(х-1.1)+4(1.2х+2)=7.3х+0.7
3х-3.3+4.8х+8=7.3х+0.7
3х+4.8х-7.3х=0.7+3.3-8
0.5х=-4
х=-4:0.5
х=-8