3(a+7)+2(11+a)
3a(b+5)
11(x+2)+3(1+x)-x(4+3)
-5(2-y)
-9ab+5ba
3x(2y+4g)
5(7+2x)
5(a+3)+6(a+2)
3r(a+2b-8)
-(7-n)-3(n+2)
=6xy+12xg
=3ab + 15a
=5y-10
=3ar+6br-24r
=7x+25
=11a+27
=35+15x
=-4ab
=5a+43
=-2n-13
