28(3.14)=2*3.14*r

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Solution for 28(3.14)=2*3.14*r equation: 



28(3.14)=2*3.14r

We move all terms to the left:

28(3.14)-(2*3.14r)=0

We add all the numbers together, and all the variables

-(+2*3.14r)+28(3.14)=0

We add all the numbers together, and all the variables

-(+2*3.14r)+87.92=0

We get rid of parentheses

-2*3.14r+87.92=0

Wy multiply elements

-6r+87.92=0

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

-6r=-87.92

r=-87.92/-6

r=14+1/1.530612244898

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