29.5=2*3.14*r

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Solution for 29.5=2*3.14*r equation:


Simplifying
29.5 = 2 * 3.14r

Multiply 2 * 3.14
29.5 = 6.28r

Solving
29.5 = 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.
29.5 + -6.28r = 6.28r + -6.28r

Combine like terms: 6.28r + -6.28r = 0.00
29.5 + -6.28r = 0.00

Add '-29.5' to each side of the equation.
29.5 + -29.5 + -6.28r = 0.00 + -29.5

Combine like terms: 29.5 + -29.5 = 0.0
0.0 + -6.28r = 0.00 + -29.5
-6.28r = 0.00 + -29.5

Combine like terms: 0.00 + -29.5 = -29.5
-6.28r = -29.5

Divide each side by '-6.28'.
r = 4.697452229

Simplifying
r = 4.697452229

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