13r=-14+15r

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Solution for 13r=-14+15r equation: 



13r=-14+15r

We move all terms to the left:

13r-(-14+15r)=0

We add all the numbers together, and all the variables

13r-(15r-14)=0

We get rid of parentheses

13r-15r+14=0

We add all the numbers together, and all the variables

-2r+14=0

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

-2r=-14

r=-14/-2

r=+7

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