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mckenziehenry2
mckenziehenry2 mckenziehenry2
  • 01-09-2016
  • Mathematics
Answered

help i dont understand this problem

help i dont understand this problem class=

Verified Answer :

TheGhostPlayer TheGhostPlayer
  • 01-09-2016

-15-(-18)=-15 +(-18)=-33
-×-=+ +×-= -
-15×-(-18)= 3
-15×+(-18)=-33
3-33=-33
-30=-30

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