94.2=2*3.14*r

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Solution for 94.2=2*3.14*r equation: 



94.2=2*3.14r

We move all terms to the left:

94.2-(2*3.14r)=0

We add all the numbers together, and all the variables

-(+2*3.14r)+94.2=0

We get rid of parentheses

-2*3.14r+94.2=0

Wy multiply elements

-6r+94.2=0

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

-6r=-94.2

r=-94.2/-6

r=15+1.9090909090909/2.7272727272727

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