8=2r+6r

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Solution for 8=2r+6r equation: 



8=2r+6r

We move all terms to the left:

8-(2r+6r)=0

We add all the numbers together, and all the variables

-(+8r)+8=0

We get rid of parentheses

-8r+8=0

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

-8r=-8

r=-8/-8

r=1

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