2r+8r=-3+6r+r

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Solution for 2r+8r=-3+6r+r equation: 



2r+8r=-3+6r+r

We move all terms to the left:

2r+8r-(-3+6r+r)=0

We add all the numbers together, and all the variables

2r+8r-(7r-3)=0

We add all the numbers together, and all the variables

10r-(7r-3)=0

We get rid of parentheses

10r-7r+3=0

We add all the numbers together, and all the variables

3r+3=0

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

3r=-3

r=-3/3

r=-1

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