SOLUTION: -8.7-(-4.7)

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Question 17763: -8.7-(-4.7)
Answer by ivy12003(22) About Me  (Show Source):
You can put this solution on YOUR website!
Whenever we have two negative signs together, we can automatically cancel it out to make it easier to solve. In this case, -8.7-(-4.7) can be rewritten to read:

-8.7 + 4.7 = -4