-9(-4-2r)=6(2r+11)

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Solution for -9(-4-2r)=6(2r+11) equation: 



-9(-4-2r)=6(2r+11)

We move all terms to the left:

-9(-4-2r)-(6(2r+11))=0

We add all the numbers together, and all the variables

-9(-2r-4)-(6(2r+11))=0

We multiply parentheses

18r-(6(2r+11))+36=0



We calculate terms in parentheses: -(6(2r+11)), so:

6(2r+11)

We multiply parentheses

12r+66

Back to the equation:

-(12r+66)



We get rid of parentheses

18r-12r-66+36=0

We add all the numbers together, and all the variables

6r-30=0

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

6r=30

r=30/6

r=5

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