3r+2r=-6-r

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Solution for 3r+2r=-6-r equation: 



3r+2r=-6-r

We move all terms to the left:

3r+2r-(-6-r)=0

We add all the numbers together, and all the variables

3r+2r-(-1r-6)=0

We add all the numbers together, and all the variables

5r-(-1r-6)=0

We get rid of parentheses

5r+1r+6=0

We add all the numbers together, and all the variables

6r+6=0

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

6r=-6

r=-6/6

r=-1

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