0.3(3х-1)+0.2=5(0.1-0.2х)-0.1
0.9х-0.3+0.2=0.5(0.1-0.2х)
0.9х-0.1=0.05-0.1х
0.9х+0.1х=0.05+0.1
Вроде так
0.3(3х-1)+0.2=5(0.1-0.2х)-0.1
0.9х-0.3+0.2=0.5(0.1-0.2х)
0.9х-0.1=0.05-0.1х
0.9х+0.1х=0.05+0.1
Вроде так