1)24-(6-3y)=21 2)2(x-3)=5+3(2x-1)
1) 24-(6-3y)=21 24-6+3y-21=0 -3=-3y y=1 2) 2(x-3)=5+3(2x-1) 2x-6=5+6x-3=0 2x-6-5-6x+3=0 -4x-8=0 x=-2