11=+3r+7r

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Solution for 11=+3r+7r equation: 



11=+3r+7r

We move all terms to the left:

11-(+3r+7r)=0

We add all the numbers together, and all the variables

-(+10r)+11=0

We get rid of parentheses

-10r+11=0

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

-10r=-11

r=-11/-10

r=1+1/10

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