Jawabanmu

2014-08-19T16:38:44+07:00
1/2(P-3)+2/3(3P+6)=15
1/2 P - 3/2 + 2P + 4 = 15
5/2 P + 5/2 = 15
5/2 P = 15 - 5/2
5/2 P = 25/2
P = 25/2 : 5/2
P = 5