Solve for x
x=\frac{1}{16\pi ^{2}}\approx 0.006332574
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4\sqrt{x}=\frac{1}{\pi }
Swap sides so that all variable terms are on the left hand side.
\frac{4\sqrt{x}}{4}=\frac{1}{4\pi }
Divide both sides by 4.
\sqrt{x}=\frac{1}{4\pi }
Dividing by 4 undoes the multiplication by 4.
x=\frac{1}{16\pi ^{2}}
Square both sides of the equation.
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