-39=-19r+6r

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Solution for -39=-19r+6r equation: 



-39=-19r+6r

We move all terms to the left:

-39-(-19r+6r)=0

We add all the numbers together, and all the variables

-(-13r)-39=0

We get rid of parentheses

13r-39=0

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

13r=39

r=39/13

r=3

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