336=-7(-6+6r)

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Solution for 336=-7(-6+6r) equation: 



336=-7(-6+6r)

We move all terms to the left:

336-(-7(-6+6r))=0

We add all the numbers together, and all the variables

-(-7(6r-6))+336=0



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

-7(6r-6)

We multiply parentheses

-42r+42

Back to the equation:

-(-42r+42)



We get rid of parentheses

42r-42+336=0

We add all the numbers together, and all the variables

42r+294=0

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

42r=-294

r=-294/42

r=-7

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