document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=113571>Question 113571</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find the length and width of a rectangle whose perimeter is 40 feet, and whose area is 96 square feet.\r<BR>\n" );
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document.write( "I think I have the right equation for the perimeter: P=2l+2w=96 sq ft.<BR>\n" );
document.write( "Is this right?\r<BR>\n" );
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document.write( "I do not know how to set the other equation up or solve it.\r<BR>\n" );
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document.write( "thanks </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #82644 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=82644\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Find the length and width of a rectangle whose perimeter is 40 feet, and whose area is 96 square feet.\r<BR>\n" );
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document.write( "I think I have the right equation for the perimeter: P=2l+2w=40 ft.<BR>\n" );
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document.write( "Then, divide thru by 2 to get:<BR>\n" );
document.write( "l + w = 20<BR>\n" );
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document.write( "If width = w, length = 20-w<BR>\n" );
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document.write( "AREA:<BR>\n" );
document.write( "Area = (length)(width)<BR>\n" );
document.write( "96 = w(20-w)<BR>\n" );
document.write( "96 = 20w-w^2<BR>\n" );
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document.write( "w^2 -20w+96 = 0<BR>\n" );
document.write( "(w-8)(w-12)=0<BR>\n" );
document.write( "If w=8 then length = 12<BR>\n" );
document.write( "If w=12 then length = 8<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.\r<BR>\n" );
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document.write( "I do not know how to set the other equation up or solve it.\r<BR>\n" );
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document.write( " </SPAN>\n" );
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