-15r-6=9r+18

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Solution for -15r-6=9r+18 equation: 



-15r-6=9r+18

We move all terms to the left:

-15r-6-(9r+18)=0

We get rid of parentheses

-15r-9r-18-6=0

We add all the numbers together, and all the variables

-24r-24=0

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

-24r=24

r=24/-24

r=-1

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