(3.14r^2)(r+4)=60

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Solution for (3.14r^2)(r+4)=60 equation: 


Simplifying
(3.14r2)(r + 4) = 60

Remove parenthesis around (3.14r2)
3.14r2(r + 4) = 60

Reorder the terms:
3.14r2(4 + r) = 60
(4 * 3.14r2 + r * 3.14r2) = 60
(12.56r2 + 3.14r3) = 60

Solving
12.56r2 + 3.14r3 = 60

Solving for variable 'r'.

Reorder the terms:
-60 + 12.56r2 + 3.14r3 = 60 + -60

Combine like terms: 60 + -60 = 0
-60 + 12.56r2 + 3.14r3 = 0

The solution to this equation could not be determined.

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