SOLUTION: -8(10r+7)+3(5r+5)

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Question 407674: -8(10r+7)+3(5r+5)
Answer by unlockmath(1688) About Me  (Show Source):
You can put this solution on YOUR website!
Hello,
Let's first expand this out -8(10r+7)+3(5r+5) to:
-80r-56+15r+15
Now we can combine like terms:
-65r-41
OK?
RJ
www.math-unlock.com