-2r+7=-31

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Solution for -2r+7=-31 equation:



-2r+7=-31
We move all terms to the left:
-2r+7-(-31)=0
We add all the numbers together, and all the variables
-2r+38=0
We move all terms containing r to the left, all other terms to the right
-2r=-38
r=-38/-2
r=+19

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