Jawabanmu

2014-01-13T18:11:14+07:00
8-2p = 71/2
-2p =71/2 - 8
-2p = -1/2
p = 1/4
8-2p = 71/2
8-2p = 71/2
-2p = 71/2 -8
-2p = 71/2 – 16/2
-2p = 55/2
-p = 55/2 * 1/2
-p = 55/4
P = -55/4
P = -13,75