document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1030729>Question 1030729</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The perimeter of a rectangular-shaped parking lot is 420 meters. The lenght is twice the width. Find both dimensions. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #645530 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39617)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><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=645530\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> w and L, width and length;<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=system%282w%2B2L=420%2CL=2w%29 ALIGN=MIDDLE  ALT=\"system%282w%2B2L=420%2CL=2w%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "Simple substitution and then back-subst using first found... </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );