document.write( "Question 446134: Solve the equation.\r
\n" ); document.write( "\n" ); document.write( "sqrt (x) - sqrt (x-5) = 1
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Algebra.Com's Answer #307471 by lwsshak3(11628)\"\" \"About 
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Solve the equation.
\n" ); document.write( "sqrt (x) - sqrt (x-5) = 1
\n" ); document.write( "..
\n" ); document.write( "√x-√(x-5)=1
\n" ); document.write( "square both sides
\n" ); document.write( "x-2√(x(x-5))+x-5=1
\n" ); document.write( "-2√(x(x-5))+2x-5=1
\n" ); document.write( "-2√(x(x-5))=-2x+6
\n" ); document.write( "2√(x(x-5))=2x-6
\n" ); document.write( "square both sides again
\n" ); document.write( "4(x^2-5x)=4x^2-24x+36
\n" ); document.write( "4x^2-20x=4x^2-24x+36
\n" ); document.write( "4x=36
\n" ); document.write( "x=9 (ans)
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