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Help i dont understand this problem
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2 votes
Help i dont understand this problem

Help i dont understand this problem-example-1
User Marek Suscak
by
7.7k points

1 Answer

4 votes
-15-(-18)=-15 +(-18)=-33
-×-=+ +×-= -
-15×-(-18)= 3
-15×+(-18)=-33
3-33=-33
-30=-30
User Zergylord
by
8.7k points
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