document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=293944>Question 293944</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The perimeter of a rectangle is 18 feet, and the area of the rectangle is 20 square feet. What is the length of the rectangle? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #212120 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley77><B>checkley77(12844)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley77><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=212120\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 18=2L+2W<BR>\n" );
document.write( "20=LW OR L=20/W<BR>\n" );
document.write( "18=2*20/W+2W<BR>\n" );
document.write( "18=40/W+2W<BR>\n" );
document.write( "18=(40+2W*W)/W<BR>\n" );
document.write( "18=(40+2W^2)/W<BR>\n" );
document.write( "40+2W^2=W*18<BR>\n" );
document.write( "40+2W^2=18W<BR>\n" );
document.write( "2W^2-18W+40=0<BR>\n" );
document.write( "2(W^2-9W+20)=0<BR>\n" );
document.write( "2(W-5)(W-4)=0<BR>\n" );
document.write( "W-5=0<BR>\n" );
document.write( "W=5 ANS. L=20/5=4 ANS.<BR>\n" );
document.write( "W-4=0<BR>\n" );
document.write( "W=4 ANS. L=20/4=5 ANS.<BR>\n" );
document.write( "PROOFS:<BR>\n" );
document.write( "20=4*5<BR>\n" );
document.write( "20=20<BR>\n" );
document.write( "18=2*4+2*5<BR>\n" );
document.write( "18=8+10<BR>\n" );
document.write( "18=18 </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );