2r+3r-5=-7r=

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Solution for 2r+3r-5=-7r= equation: 



2r+3r-5=-7r=

We move all terms to the left:

2r+3r-5-(-7r)=0

We add all the numbers together, and all the variables

5r-(-7r)-5=0

We get rid of parentheses

5r+7r-5=0

We add all the numbers together, and all the variables

12r-5=0

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

12r=5

r=5/12

r=5/12

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