147.1875=3r(3.14r^2)

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Solution for 147.1875=3r(3.14r^2) equation: 


Simplifying
147.1875 = 3r(3.14r2)

Remove parenthesis around (3.14r2)
147.1875 = 3r * 3.14r2

Reorder the terms for easier multiplication:
147.1875 = 3 * 3.14r * r2

Multiply 3 * 3.14
147.1875 = 9.42r * r2

Multiply r * r2
147.1875 = 9.42r3

Solving
147.1875 = 9.42r3

Solving for variable 'r'.

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

Add '-9.42r3' to each side of the equation.
147.1875 + -9.42r3 = 9.42r3 + -9.42r3

Combine like terms: 9.42r3 + -9.42r3 = 0.00
147.1875 + -9.42r3 = 0.00

Add '-147.1875' to each side of the equation.
147.1875 + -147.1875 + -9.42r3 = 0.00 + -147.1875

Combine like terms: 147.1875 + -147.1875 = 0.0000
0.0000 + -9.42r3 = 0.00 + -147.1875
-9.42r3 = 0.00 + -147.1875

Combine like terms: 0.00 + -147.1875 = -147.1875
-9.42r3 = -147.1875

Divide each side by '-9.42'.
r3 = 15.625

Simplifying
r3 = 15.625

Reorder the terms:
-15.625 + r3 = 15.625 + -15.625

Combine like terms: 15.625 + -15.625 = 0.000
-15.625 + r3 = 0.000

The solution to this equation could not be determined.

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