-82=-2(5r+6)

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Solution for -82=-2(5r+6) equation: 



-82=-2(5r+6)

We move all terms to the left:

-82-(-2(5r+6))=0



We calculate terms in parentheses: -(-2(5r+6)), so:

-2(5r+6)

We multiply parentheses

-10r-12

Back to the equation:

-(-10r-12)



We get rid of parentheses

10r+12-82=0

We add all the numbers together, and all the variables

10r-70=0

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

10r=70

r=70/10

r=7

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