Answers

2015-07-02T20:54:53+08:00
-8(-9 plus 3)×(-15)
-8(-6)×(-15)
-8(-90)
720
0
2015-07-02T21:19:02+08:00
= -8(-9+3)x(-15)
= -8(-6) x (-15)
= -8 (90)
= -720...

the answer is -720..
0