7.58=2*3.14*r

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Solution for 7.58=2*3.14*r equation: 



7.58=2*3.14r

We move all terms to the left:

7.58-(2*3.14r)=0

We add all the numbers together, and all the variables

-(+2*3.14r)+7.58=0

We get rid of parentheses

-2*3.14r+7.58=0

Wy multiply elements

-6r+7.58=0

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

-6r=-7.58

r=-7.58/-6

r=1+1/3.79746835443

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