5(r+9)=-3(r-7)

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Solution for 5(r+9)=-3(r-7) equation: 



5(r+9)=-3(r-7)

We move all terms to the left:

5(r+9)-(-3(r-7))=0

We multiply parentheses

5r-(-3(r-7))+45=0



We calculate terms in parentheses: -(-3(r-7)), so:

-3(r-7)

We multiply parentheses

-3r+21

Back to the equation:

-(-3r+21)



We get rid of parentheses

5r+3r-21+45=0

We add all the numbers together, and all the variables

8r+24=0

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

8r=-24

r=-24/8

r=-3

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