Jawabanmu

2014-08-24T22:01:58+07:00
A= 0-4-4-4 =-12
b= -12+4+4+4 =0
c= 10-5-5=0
2014-08-24T22:08:17+07:00
A) 0+(-4)+(-4)+(-4) = -12
b) (-12)+3+3+3+3 = 0
c) 10+(-5)+(-5) = 0