47.1=2(3.14*r)

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Solution for 47.1=2(3.14*r) equation: 



47.1=2(3.14r)

We move all terms to the left:

47.1-(2(3.14r))=0

We add all the numbers together, and all the variables

-(2(+3.14r))+47.1=0



We calculate terms in parentheses: -(2(+3.14r)), so:

2(+3.14r)

We multiply parentheses

6r

Back to the equation:

-(6r)



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

-6r=-47.1

r=-47.1/-6

r=7+4.63636363636/5.45454545455

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