Jawabanmu

2014-09-06T13:52:51+07:00
-1 4/15 itu jawabannya

-1 4/5...itu jawabannya yah?
bukan 5 tapi 15
2014-09-06T14:14:34+07:00
2/3 - 3p = 2p + 7
3(2/3 - 3p) = 3(2p + 7)
2 - 9p = 6p + 21
2 - 21 = 6p + 9p
-19 = 15p
15p = -19
p = -19/15
p = -1.267