9r-7=8r+6

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Solution for 9r-7=8r+6 equation: 



9r-7=8r+6

We move all terms to the left:

9r-7-(8r+6)=0

We get rid of parentheses

9r-8r-6-7=0

We add all the numbers together, and all the variables

r-13=0

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

r=13

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