0,3 (5х + 0,2) = – 2,6 – (2,7х – 1,4)

1.5х+0.06=-2.6-2.7х+1.4
1.5х+2.7х=-2.6+1.4-0.06
4.2х=-1.26
х=-1.26÷4.2=-0.3

0,3(5х+0,2)=-2,6-(2,7х-1,4)
1,5х+0,06=-2,6-2,7х+1,4
1,5х+2,7х=-2,6+1,4-0,06
4,2х=-1,26
х=-0,3