25.12=(6.28)r

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Solution for 25.12=(6.28)r equation: 



25.12=(6.28)r

We move all terms to the left:

25.12-((6.28)r)=0



We calculate terms in parentheses: -((6.28)r), so:

(6.28)r

We multiply parentheses

6.28r

Back to the equation:

-(6.28r)



We add all the numbers together, and all the variables

-(+6.28r)+25.12=0

We get rid of parentheses

-6.28r+25.12=0

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

-6.28r=-25.12

r=-25.12/-6.28

r=+4

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