document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=478282>Question 478282</A>: <I><SPAN STYLE=\"word-break: break-all;\"> a square poster has sides measuring 2 feet less than the sides of a square sign. if the difference between their areas is 32 square feet, find the lengths of the sides of the poster and the sign </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #328023 by </B><A HREF=/tutors/aboutme.mpl?userid=cleomenius><B>cleomenius(959)</B></A><img src=\"/images/stars/stars-11.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=cleomenius><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=cleomenius><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=328023\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The area of the sign minus the area of the poster is given as 32 sq ft.<BR>\n" );
document.write( "The equation will be:<BR>\n" );
document.write( "(x + 2)^2  - x^2  = 32<BR>\n" );
document.write( "x^2  + 4x + 4 - x^2 = 32<BR>\n" );
document.write( "4x + 4 = 32<BR>\n" );
document.write( "4x = 28<BR>\n" );
document.write( "x = 7 ft, the side of the poster.<BR>\n" );
document.write( "x + 2 = 9 ft, the size of the sign<BR>\n" );
document.write( "Too check:<BR>\n" );
document.write( "81 sq ft minus 49 sq ft = 32 sq ft.<BR>\n" );
document.write( "Cleomenius. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );