25=-5+7r

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Solution for 25=-5+7r equation: 



25=-5+7r

We move all terms to the left:

25-(-5+7r)=0

We add all the numbers together, and all the variables

-(7r-5)+25=0

We get rid of parentheses

-7r+5+25=0

We add all the numbers together, and all the variables

-7r+30=0

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

-7r=-30

r=-30/-7

r=4+2/7

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