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

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



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

We move all terms to the left:

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



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

-3(r+3)-7

We multiply parentheses

-3r-9-7

We add all the numbers together, and all the variables

-3r-16

Back to the equation:

-(-3r-16)



We get rid of parentheses

5r+3r+16=0

We add all the numbers together, and all the variables

8r+16=0

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

8r=-16

r=-16/8

r=-2

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