3r+15+3r-3=2r-2

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Solution for 3r+15+3r-3=2r-2 equation: 



3r+15+3r-3=2r-2

We move all terms to the left:

3r+15+3r-3-(2r-2)=0

We add all the numbers together, and all the variables

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

We get rid of parentheses

6r-2r+2+12=0

We add all the numbers together, and all the variables

4r+14=0

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

4r=-14

r=-14/4

r=-3+1/2

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