Jawabanmu

2014-08-28T03:26:20+07:00
(11 x 5 - 5) - 10 : 3
= 55 - 5 - 10 : 3
= 13,3333
2014-08-28T11:49:21+07:00
[{(11)x5-5}-(10)]:3={(55-5)-(10)}:3 = (50-10):3=40:3=13.34