63+7=12+7r

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Solution for 63+7=12+7r equation: 



63+7=12+7r

We move all terms to the left:

63+7-(12+7r)=0

We add all the numbers together, and all the variables

-(7r+12)+63+7=0

We add all the numbers together, and all the variables

-(7r+12)+70=0

We get rid of parentheses

-7r-12+70=0

We add all the numbers together, and all the variables

-7r+58=0

We move all terms containing r to the left, all other terms to the right

-7r=-58

r=-58/-7

r=8+2/7

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