document.write( "Question 721178: Hello! Could you solve this problem?
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\n" ); document.write( "\n" ); document.write( "Solve the equation. Check for extraneous solutions.\r
\n" ); document.write( "\n" ); document.write( "\"+x%2B5+=+sqrt%28+20x%2B9+%29\"\r
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Algebra.Com's Answer #442239 by mananth(16946)\"\" \"About 
You can put this solution on YOUR website!
\"x%2B5=+sqrt%2820x%2B9%29\"\r
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\n" ); document.write( "\n" ); document.write( "square both sides\r
\n" ); document.write( "\n" ); document.write( "\"%28x%2B5%29%5E2=+20x%2B9\"\r
\n" ); document.write( "\n" ); document.write( "\"x%5E2%2B10x%2B25=20x%2B9\"\r
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\n" ); document.write( "\n" ); document.write( "\"x%5E2-10x%2B16=0\"\r
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\n" ); document.write( "\n" ); document.write( "\"x%5E2-8x-2x%2B16=0\"\r
\n" ); document.write( "\n" ); document.write( "\"+x%28x-8%29-2%28x-8%29=0\"\r
\n" ); document.write( "\n" ); document.write( "(x-8)(x-2)=0\r
\n" ); document.write( "\n" ); document.write( "x= 8 or 2
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