document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=29806>Question 29806</A>: <I><SPAN STYLE=\"word-break: break-all;\"> This is the problem:\r<BR>\n" );
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document.write( "\"A garden area is 30ft long and 20ft wide. A path of uniform width is set around the edge. If the remaining garden area is 400ft(squared), what is the width of the path?\"\r<BR>\n" );
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document.write( "My biggest challenge with this word problem is how to set it up using the quadratic equation. If I could figure out the values for a, b and c, than I could finish the problem. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #16532 by </B><A HREF=/tutors/aboutme.mpl?userid=longjonsilver><B>longjonsilver(2297)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=longjonsilver><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=longjonsilver><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=16532\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> OK...with questions like these...a diagram is a MUST!\r<BR>\n" );
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document.write( "Draw a rectangle (i shall call it ABCD but you do not need to label it) and then a slightly larger one around it (i shall call it KLMN but you do not need to label it).\r<BR>\n" );
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document.write( "The outer rectangle, KLMN, is the garden. <BR>\n" );
document.write( "The inner rectangle, ABCD, is the lawn? whatever it is...the Q doesn't say.\r<BR>\n" );
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document.write( "The path is the \"pathlike\" area between the 2 rectangles.\r<BR>\n" );
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document.write( "LABELLING<BR>\n" );
document.write( "OK, label lengths of KLMN as 20 and 30.<BR>\n" );
document.write( "Label the width of the path as x.\r<BR>\n" );
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document.write( "So... width of long edge of inner rectangle is 30 less 2 x's --> (30-2x)<BR>\n" );
document.write( "and the width of the short edge of inner rectangle is 20 less 2 x's --> (20-2x).\r<BR>\n" );
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document.write( "And we know that the area of the inner rectangle is 400. So we have\r<BR>\n" );
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document.write( "(30-2x)(20-2x) = 400<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+600+-+60x+-+40x+%2B+4x%5E2+=+400+ ALIGN=MIDDLE  ALT=\"+600+-+60x+-+40x+%2B+4x%5E2+=+400+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+600+-+100x+%2B+4x%5E2+=+400+ ALIGN=MIDDLE  ALT=\"+600+-+100x+%2B+4x%5E2+=+400+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+200+-+100x+%2B+4x%5E2+=+0+ ALIGN=MIDDLE  ALT=\"+200+-+100x+%2B+4x%5E2+=+0+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+4x%5E2+-+100x+%2B+200+=+0+ ALIGN=MIDDLE  ALT=\"+4x%5E2+-+100x+%2B+200+=+0+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+x%5E2+-+25x+%2B+50+=+0+ ALIGN=MIDDLE  ALT=\"+x%5E2+-+25x+%2B+50+=+0+\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "solve this to find x.\r<BR>\n" );
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document.write( "jon.<BR>\n" );
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