5*(x-1)+5(3x+2)=6x+8
5*(x-1)+5(3x+2)=6x+8 5х-5+15х+10=6х+8 20х-6х=8-5 14х=3 х=3/14
5х-5+15х+10=6х+8
14х=3
х=3/14