document.write( "Question 358017: radical 5x+21=x+3 \n" ); document.write( "

Algebra.Com's Answer #255557 by Fombitz(32388) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"sqrt%285x%2B21%29=x%2B3\"$
\n" ); document.write( " $\"5x%2B21=%28x%2B3%29%5E2\"$
\n" ); document.write( " $\"5x%2B21=x%5E2%2B6x%2B9x\"$
\n" ); document.write( " $\"x%5E2%2Bx-12=0\"$
\n" ); document.write( " $\"%28x%2B4%29%28x-3%29=0\"$
\n" ); document.write( "Two solutions:
\n" ); document.write( " $\"x%2B4=0\"$
\n" ); document.write( " $\"highlight%28x=-4%29\"$
\n" ); document.write( ".
\n" ); document.write( ".
\n" ); document.write( ".
\n" ); document.write( " $\"x-3=0\"$
\n" ); document.write( " $\"highlight%28x=3%29\"$ \r
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "

\n" );