document.write( "Question 79083: can someone tell me if i simplified this right?\r
\n" ); document.write( "\n" ); document.write( "21+sqrt\"63\"/3
\n" ); document.write( "=7+sqrt\"63\"
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Algebra.Com's Answer #56803 by ptaylor(2198)\"\" \"About 
You can put this solution on YOUR website!
\"21%2B%28sqrt%2863%29%2F3%29\" and this equals\r
\n" ); document.write( "\n" ); document.write( "\"21%2B%28sqrt%287%2A9%29%2F3%29\" which equals\r
\n" ); document.write( "\n" ); document.write( "\"21%2B%283sqrt%287%29%2F3%29\" and this reduces to:\r
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\n" ); document.write( "\n" ); document.write( "\"21%2Bsqrt%287%29\"------------------------------------ans\r
\n" ); document.write( "\n" ); document.write( "CK
\n" ); document.write( "Using a calculator\r
\n" ); document.write( "\n" ); document.write( "\"21%2B%28sqrt%2863%29%2F3%29=23.6457\"\r
\n" ); document.write( "\n" ); document.write( "\"21%2Bsqrt%287%29=23.6457\"\r
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\n" ); document.write( "\n" ); document.write( "Hope this helps-------ptaylor\r
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