Jawabanmu

2013-12-11T20:56:40+07:00
3 (2p - 6)=5(p - 4)
6p-18 = 5p-20
6p-5p = -20+18
p= -2
2013-12-11T20:57:21+07:00
6p - 18 = 5p - 20
6p - 5p = -20 + 18
p = -2 ??
bener ngga ?