решите уравнение 2(x+1.2)=2.7-x
2x+2.4=2.7-x 3x=0,3 X=0.1
2(x+1.2)=2.7-x
2х+2.4=2.7-х
2х+х=2.7-2.4
3х=0.3
х=0.3/3
х=0.1
Ответ:0.1