document.write( "Question 475007: solve\r
\n" ); document.write( "\n" ); document.write( "V5x+21 =x+3\r
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\n" ); document.write( "\n" ); document.write( "the V is suppose to be the square root symbol, the 5x+21 in under the entire root
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Algebra.Com's Answer #325718 by mananth(16946)\"\" \"About 
You can put this solution on YOUR website!
\"sqrt%285x%2B21%29+=x%2B3\"
\n" ); document.write( "square both sides\r
\n" ); document.write( "\n" ); document.write( "\"5x%2B21=+%28x%2B3%29%5E2\"\r
\n" ); document.write( "\n" ); document.write( "\"5x%2B21=+x%5E2%2B6x%2B9\"\r
\n" ); document.write( "\n" ); document.write( "\"x%5E2%2B6x-5x=21-9\"\r
\n" ); document.write( "\n" ); document.write( "\"x%5E2%2Bx-12=0\"\r
\n" ); document.write( "\n" ); document.write( "\"%28x%2B4%29%28x-3%29\"=0\r
\n" ); document.write( "\n" ); document.write( "x=-4 , x=3
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