7-7r=6+6r

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Solution for 7-7r=6+6r equation: 



7-7r=6+6r

We move all terms to the left:

7-7r-(6+6r)=0

We add all the numbers together, and all the variables

-7r-(6r+6)+7=0

We get rid of parentheses

-7r-6r-6+7=0

We add all the numbers together, and all the variables

-13r+1=0

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

-13r=-1

r=-1/-13

r=1/13

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