-23=3(9r+7)

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Solution for -23=3(9r+7) equation: 



-23=3(9r+7)

We move all terms to the left:

-23-(3(9r+7))=0



We calculate terms in parentheses: -(3(9r+7)), so:

3(9r+7)

We multiply parentheses

27r+21

Back to the equation:

-(27r+21)



We get rid of parentheses

-27r-21-23=0

We add all the numbers together, and all the variables

-27r-44=0

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

-27r=44

r=44/-27

r=-1+17/27

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