108=3(-6r-6)

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Solution for 108=3(-6r-6) equation: 



108=3(-6r-6)

We move all terms to the left:

108-(3(-6r-6))=0



We calculate terms in parentheses: -(3(-6r-6)), so:

3(-6r-6)

We multiply parentheses

-18r-18

Back to the equation:

-(-18r-18)



We get rid of parentheses

18r+18+108=0

We add all the numbers together, and all the variables

18r+126=0

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

18r=-126

r=-126/18

r=-7

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