7*(x-4)-5*(6x-2)=-16x+10
7x-28-30x+10+16x=10 7x-30x+16x=10+28-10 -7x=28| /(-7) x=-4
7*28-30х+10х"10 7*-30х+16х=10+28-10-7х=28\(-7)=х=4