document.write( "Question 912823: Solve by factoring
\n" ); document.write( "(Squareroot of 2x)+5=x+1 \n" ); document.write( "

Algebra.Com's Answer #554082 by Fombitz(32388) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"sqrt%282x%29%2B5=x%2B1\"$
\n" ); document.write( " $\"sqrt%282x%29=x-4\"$
\n" ); document.write( " $\"x-sqrt%282%29sqrt%28x%29-4=0\"$
\n" ); document.write( "Let $\"u=sqrt%28x%29\"$ ,
\n" ); document.write( " $\"u%5E2-sqrt%282%29u-4=0\"$
\n" ); document.write( "Factoring,
\n" ); document.write( " $\"%28u%2Bsqrt%282%29%29%28u-2sqrt%282%29%29=0\"$
\n" ); document.write( "Two solutions:
\n" ); document.write( " $\"u%2Bsqrt%282%29=0\"$
\n" ); document.write( " $\"u=-sqrt%282%29\"$
\n" ); document.write( " $\"sqrt%28x%29=-sqrt%282%29\"$
\n" ); document.write( "This does not lead to a solution in $\"x\"$ .
\n" ); document.write( ".
\n" ); document.write( ".
\n" ); document.write( ".
\n" ); document.write( " $\"u-2sqrt%282%29=0\"$
\n" ); document.write( " $\"u=2sqrt%282%29\"$
\n" ); document.write( " $\"u=sqrt%288%29\"$
\n" ); document.write( " $\"sqrt%28x%29=sqrt%288%29\"$
\n" ); document.write( " $\"highlight%28x=8%29\"$ \r
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "

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