Jawabanmu

2014-08-26T18:18:34+07:00
(pq-qr) : 5 ={8.-4 - (-4.-2)} :5
               ={-32 - 8}:5
               = -40 :5
               = -8
1 5 1
2014-08-26T18:19:39+07:00
{(8 x -4)-(4 x-2)} : 5 = (-32+8):5 = -24:5 = 4,8