2r-5=15-7r+10

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Solution for 2r-5=15-7r+10 equation: 



2r-5=15-7r+10

We move all terms to the left:

2r-5-(15-7r+10)=0

We add all the numbers together, and all the variables

2r-(-7r+25)-5=0

We get rid of parentheses

2r+7r-25-5=0

We add all the numbers together, and all the variables

9r-30=0

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

9r=30

r=30/9

r=3+1/3

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