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

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



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

We move all terms to the left:

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

We get rid of parentheses

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



We calculate terms in parentheses: -((9r-7)), so:

(9r-7)

We get rid of parentheses

9r-7

Back to the equation:

-(9r-7)



We get rid of parentheses

8r-9r+7+6=0

We add all the numbers together, and all the variables

-1r+13=0

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

-r=-13

r=-13/-1

r=+13

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