92=8+2(-7r+7)

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Solution for 92=8+2(-7r+7) equation: 



92=8+2(-7r+7)

We move all terms to the left:

92-(8+2(-7r+7))=0



We calculate terms in parentheses: -(8+2(-7r+7)), so:

8+2(-7r+7)

determiningTheFunctionDomain
2(-7r+7)+8

We multiply parentheses

-14r+14+8

We add all the numbers together, and all the variables

-14r+22

Back to the equation:

-(-14r+22)



We get rid of parentheses

14r-22+92=0

We add all the numbers together, and all the variables

14r+70=0

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

14r=-70

r=-70/14

r=-5

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