-3(r+6)=-6(r+7)

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Solution for -3(r+6)=-6(r+7) equation: 



-3(r+6)=-6(r+7)

We move all terms to the left:

-3(r+6)-(-6(r+7))=0

We multiply parentheses

-3r-(-6(r+7))-18=0



We calculate terms in parentheses: -(-6(r+7)), so:

-6(r+7)

We multiply parentheses

-6r-42

Back to the equation:

-(-6r-42)



We get rid of parentheses

-3r+6r+42-18=0

We add all the numbers together, and all the variables

3r+24=0

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

3r=-24

r=-24/3

r=-8

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