3r+15=15+3r

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Solution for 3r+15=15+3r equation: 



3r+15=15+3r

We move all terms to the left:

3r+15-(15+3r)=0

We add all the numbers together, and all the variables

3r-(3r+15)+15=0

We get rid of parentheses

3r-3r-15+15=0

We add all the numbers together, and all the variables

=0

r=0/1

r=0

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