273.68=2*3.14*r

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Solution for 273.68=2*3.14*r equation: 



273.68=2*3.14r

We move all terms to the left:

273.68-(2*3.14r)=0

We add all the numbers together, and all the variables

-(+2*3.14r)+273.68=0

We get rid of parentheses

-2*3.14r+273.68=0

Wy multiply elements

-6r+273.68=0

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

-6r=-273.68

r=-273.68/-6

r=45+1/1.6304347826087

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