-16=5r+2r

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Solution for -16=5r+2r equation: 



-16=5r+2r

We move all terms to the left:

-16-(5r+2r)=0

We add all the numbers together, and all the variables

-(+7r)-16=0

We get rid of parentheses

-7r-16=0

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

-7r=16

r=16/-7

r=-2+2/7

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