2r+(-5-r)=13+2r

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Solution for 2r+(-5-r)=13+2r equation: 



2r+(-5-r)=13+2r

We move all terms to the left:

2r+(-5-r)-(13+2r)=0

We add all the numbers together, and all the variables

2r+(-1r-5)-(2r+13)=0

We get rid of parentheses

2r-1r-2r-5-13=0

We add all the numbers together, and all the variables

-1r-18=0

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

-r=18

r=18/-1

r=-18

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