document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=658499>Question 658499</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I need verification with this equation please.\r<BR>\n" );
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document.write( "&#8730;(n-4) + &#8730;(n+4)= 2&#8730;(n-1)\r<BR>\n" );
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document.write( "I keep getting {0,1} which are not valid\r<BR>\n" );
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document.write( "but the answer in back of my book says the answer is {5}, I don't get it.<BR>\n" );
document.write( "please help thank you\r<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #410479 by </B><A HREF=/tutors/aboutme.mpl?userid=lwsshak3><B>lwsshak3(11628)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=lwsshak3><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=410479\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> &#8730;(n-4) + &#8730;(n+4)= 2&#8730;(n-1)<BR>\n" );
document.write( "square both sides<BR>\n" );
document.write( "(n-4)+2&#8730;(n-4)*&#8730;(n+4)+(n+4)=4(n-1)<BR>\n" );
document.write( "n-4+2&#8730;(n-4)(n+4)+n+4=4n-4<BR>\n" );
document.write( "2&#8730;(n-4)(n+4)+2n=4n-4<BR>\n" );
document.write( "2&#8730;(n^2-16)=2n-4<BR>\n" );
document.write( "square both sides again<BR>\n" );
document.write( "4(n^2-16)=4n^2-16n+16<BR>\n" );
document.write( "4n^2-64=4n^2-16n+16<BR>\n" );
document.write( "16n=80<BR>\n" );
document.write( "n=5<BR>\n" );
document.write( "ans:{5}\r<BR>\n" );
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