Jawabanmu

2014-09-12T19:06:08+07:00
1.25a+b 2.-15i+64k-45j+14b 3.-6-13x+35z+23y 4.62n-15m-2 5.4x+4 6.-2y+15z+8 7.3z+10 8.(kalo gak salah)-5x-y-4 9.a.8a b.6a+6b c.4a+4b
2 3 2