15=2(pie)r

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Solution for 15=2(pie)r equation:


Simplifying
15 = 2(pie) * r

Multiply eip * r
15 = 2eipr

Solving
15 = 2eipr

Solving for variable 'e'.

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

Add '-2eipr' to each side of the equation.
15 + -2eipr = 2eipr + -2eipr

Combine like terms: 2eipr + -2eipr = 0
15 + -2eipr = 0

Add '-15' to each side of the equation.
15 + -15 + -2eipr = 0 + -15

Combine like terms: 15 + -15 = 0
0 + -2eipr = 0 + -15
-2eipr = 0 + -15

Combine like terms: 0 + -15 = -15
-2eipr = -15

Divide each side by '-2ipr'.
e = 7.5i-1p-1r-1

Simplifying
e = 7.5i-1p-1r-1

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