2*Pi*r=14

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Solution for 2*Pi*r=14 equation: 


Simplifying
2Pi * r = 14

Multiply iP * r
2irP = 14

Solving
2irP = 14

Solving for variable 'i'.

Move all terms containing i to the left, all other terms to the right.

Divide each side by '2rP'.
i = 7r-1P-1

Simplifying
i = 7r-1P-1

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