A=pir^2+pirs

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Solution for A=pir^2+pirs equation: 


Simplifying
A = pir2 + pirs

Reorder the terms:
A = iprs + ipr2

Solving
A = iprs + ipr2

Solving for variable 'A'.

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

Simplifying
A = iprs + ipr2

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