document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=848560>Question 848560</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I am helping my daughter do her homework and we are stuck on this question, we are missing a step.\r<BR>\n" );
document.write( "\n" );
document.write( "The area of a table is 44 sq ft, and twice the length is 5 feet shorter than 2 times the width.  Find the perimeter of the top.\r<BR>\n" );
document.write( "\n" );
document.write( "Many thanks,<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #511173 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=511173\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The area of a table is 44 sq ft, and twice the length is 5 feet shorter than 2 times the width.  Find the perimeter of the top.<BR>\n" );
document.write( "---------------<BR>\n" );
document.write( "L*W = 44 (the area)<BR>\n" );
document.write( "2L + 5 = 2W  (length and width deal)<BR>\n" );
document.write( "--------<BR>\n" );
document.write( "L = 44/W<BR>\n" );
document.write( "2L + 5 = 2W <BR>\n" );
document.write( "sub for L<BR>\n" );
document.write( "88/W + 5 = 2W<BR>\n" );
document.write( "88 + 5W = 2W^2<BR>\n" );
document.write( "2W^2 - 5W - 88 = 0<BR>\n" );
document.write( "(W - 8)*(2W + 11) = 0<BR>\n" );
document.write( "W = 8 ft<BR>\n" );
document.write( "L = 5.5 ft<BR>\n" );
document.write( "-----<BR>\n" );
document.write( "P = 2W + 2L = 27 feet<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );