document.write( "Question 28557: x - 2 square root of x = 0
\n" ); document.write( "Solve for all values of x that satisfies the equation.
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Algebra.Com's Answer #15539 by stanbon(75887)\"\" \"About 
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x-2(sqrt x)=0
\n" ); document.write( "2sqrt x = x
\n" ); document.write( "Square both sides to get:
\n" ); document.write( "4x=x^2
\n" ); document.write( "x^2-4x=0
\n" ); document.write( "x(x-2)=0
\n" ); document.write( "x=0 or x=2
\n" ); document.write( "Check answers in the original equation.
\n" ); document.write( "x=0 works
\n" ); document.write( "x=2 does not.
\n" ); document.write( "Only solution is x=0
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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