3(-r-8)=-(9r+60)

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Solution for 3(-r-8)=-(9r+60) equation: 



3(-r-8)=-(9r+60)

We move all terms to the left:

3(-r-8)-(-(9r+60))=0

We add all the numbers together, and all the variables

3(-1r-8)-(-(9r+60))=0

We multiply parentheses

-3r-(-(9r+60))-24=0



We calculate terms in parentheses: -(-(9r+60)), so:

-(9r+60)

We get rid of parentheses

-9r-60

Back to the equation:

-(-9r-60)



We get rid of parentheses

-3r+9r+60-24=0

We add all the numbers together, and all the variables

6r+36=0

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

6r=-36

r=-36/6

r=-6

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