7(r)=4*3.14*r^2

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Solution for 7(r)=4*3.14*r^2 equation: 


Simplifying
7(r) = 4 * 3.14r2

Multiply 4 * 3.14
7r = 12.56r2

Solving
7r = 12.56r2

Solving for variable 'r'.

Combine like terms: 12.56r2 + -12.56r2 = 0.00
7r + -12.56r2 = 0.00

The solution to this equation could not be determined.

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