document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=517758>Question 517758</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The width of a rectangle is three digits shorter than its length.  The area is 180 square digits.  find the length and width\r<BR>\n" );
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document.write( "This is what I have so far....\r<BR>\n" );
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document.write( "x sqared -3x-180=0\r<BR>\n" );
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document.write( "what do I do next </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #344913 by </B><A HREF=/tutors/aboutme.mpl?userid=deborabr><B>deborabr(181)</B></A><img src=\"/images/stars/stars-09.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=deborabr><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/cgi-bin/show-face.mpl?user=deborabr><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=344913\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> x^2-3x-180=0<BR>\n" );
document.write( "(-3)^2-4(1)(-180)<BR>\n" );
document.write( "9+720=729 -> delta<BR>\n" );
document.write( "x=[-(-3)+/- root 729]/2*1<BR>\n" );
document.write( "x=[3 +/- 27]/2<BR>\n" );
document.write( "x'= [3+27]/2  x'=30/2 x'=15<BR>\n" );
document.write( "x\"= [3-27]/2  x\"=-24/2 x\"=-12<BR>\n" );
document.write( " answer x'=15 and x\"=-12\r<BR>\n" );
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