15+12r=(15-6r)+2r

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Solution for 15+12r=(15-6r)+2r equation: 



15+12r=(15-6r)+2r

We move all terms to the left:

15+12r-((15-6r)+2r)=0

We add all the numbers together, and all the variables

12r-((-6r+15)+2r)+15=0



We calculate terms in parentheses: -((-6r+15)+2r), so:

(-6r+15)+2r

We add all the numbers together, and all the variables

2r+(-6r+15)

We get rid of parentheses

2r-6r+15

We add all the numbers together, and all the variables

-4r+15

Back to the equation:

-(-4r+15)



We get rid of parentheses

12r+4r-15+15=0

We add all the numbers together, and all the variables

16r=0

r=0/16

r=0

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