13.2=2*pi*r

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Solution for 13.2=2*pi*r equation:


Simplifying
13.2 = 2pi * r

Multiply ip * r
13.2 = 2ipr

Solving
13.2 = 2ipr

Solving for variable 'i'.

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

Add '-2ipr' to each side of the equation.
13.2 + -2ipr = 2ipr + -2ipr

Combine like terms: 2ipr + -2ipr = 0
13.2 + -2ipr = 0

Add '-13.2' to each side of the equation.
13.2 + -13.2 + -2ipr = 0 + -13.2

Combine like terms: 13.2 + -13.2 = 0.0
0.0 + -2ipr = 0 + -13.2
-2ipr = 0 + -13.2

Combine like terms: 0 + -13.2 = -13.2
-2ipr = -13.2

Divide each side by '-2pr'.
i = 6.6p-1r-1

Simplifying
i = 6.6p-1r-1

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