8-7r=-7r+8

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Solution for 8-7r=-7r+8 equation: 



8-7r=-7r+8

We move all terms to the left:

8-7r-(-7r+8)=0

We get rid of parentheses

-7r+7r-8+8=0

We add all the numbers together, and all the variables

=0

r=0/1

r=0

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