14.5=2*3.14*r

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Solution for 14.5=2*3.14*r equation: 


Simplifying
14.5 = 2 * 3.14r

Multiply 2 * 3.14
14.5 = 6.28r

Solving
14.5 = 6.28r

Solving for variable 'r'.

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

Add '-6.28r' to each side of the equation.
14.5 + -6.28r = 6.28r + -6.28r

Combine like terms: 6.28r + -6.28r = 0.00
14.5 + -6.28r = 0.00

Add '-14.5' to each side of the equation.
14.5 + -14.5 + -6.28r = 0.00 + -14.5

Combine like terms: 14.5 + -14.5 = 0.0
0.0 + -6.28r = 0.00 + -14.5
-6.28r = 0.00 + -14.5

Combine like terms: 0.00 + -14.5 = -14.5
-6.28r = -14.5

Divide each side by '-6.28'.
r = 2.308917197

Simplifying
r = 2.308917197

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