17-9r=-7r-15

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Solution for 17-9r=-7r-15 equation: 



17-9r=-7r-15

We move all terms to the left:

17-9r-(-7r-15)=0

We get rid of parentheses

-9r+7r+15+17=0

We add all the numbers together, and all the variables

-2r+32=0

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

-2r=-32

r=-32/-2

r=+16

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