2r+7+11=2r+18

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Solution for 2r+7+11=2r+18 equation: 



2r+7+11=2r+18

We move all terms to the left:

2r+7+11-(2r+18)=0

We add all the numbers together, and all the variables

2r-(2r+18)+18=0

We get rid of parentheses

2r-2r-18+18=0

We add all the numbers together, and all the variables

=0

r=0/1

r=0

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