82=2(7r-8)

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Solution for 82=2(7r-8) equation: 



82=2(7r-8)

We move all terms to the left:

82-(2(7r-8))=0



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

2(7r-8)

We multiply parentheses

14r-16

Back to the equation:

-(14r-16)



We get rid of parentheses

-14r+16+82=0

We add all the numbers together, and all the variables

-14r+98=0

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

-14r=-98

r=-98/-14

r=+7

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