1) 2(5-3х)=6-5х ; 10-6х=6-5х; 6х-5х=10-6 ; х=4
2) 2(1-х)-4(2х+8)=8х+28
2-2х-8х-32=8х+28
8х+10х=2-32-28
18х= -58
х= - 29/9
