SOLUTION: A=2πr^2+2πrx Solve for r

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Question 653425: A=2πr^2+2πrx Solve for r
Answer by lynnlo(4176) About Me  (Show Source):
You can put this solution on YOUR website!
r=√π(πx^2+2a)-πx/2π
or
-πx+√π(πx^2+2a/2π