Solve for x
x = \frac{49}{4} = 12\frac{1}{4} = 12.25
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\frac{7}{2}=\sqrt{x}
Divide both sides by 2.
\sqrt{x}=\frac{7}{2}
Swap sides so that all variable terms are on the left hand side.
x=\frac{49}{4}
Square both sides of the equation.
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