document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=864320>Question 864320</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A fenced-in rectagular region with the dimensions 4 meters by 7 meters is suddenly expanded by the same distance in each dimension. The resulting region is now 108 square meters in size.\r<BR>\n" );
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document.write( "How much distance was added to each dimension? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #520913 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39617)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><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=520913\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> d = the length added in each direction.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28d%2B4%29%28d%2B7%29=108 ALIGN=MIDDLE  ALT=\"%28d%2B4%29%28d%2B7%29=108\"   DISABLED_style= \"max-width:90%; height:auto;\" >; knowing the original area is not necessary, but was 28 square meters.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=d%5E2%2B11d%2B28=108 ALIGN=MIDDLE  ALT=\"d%5E2%2B11d%2B28=108\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=d%5E2%2B11d-80=0 ALIGN=MIDDLE  ALT=\"d%5E2%2B11d-80=0\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28d-5%29%28d%2B16%29=0 ALIGN=MIDDLE  ALT=\"%28d-5%29%28d%2B16%29=0\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "The meaningful distance added is 5 meters.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28d=5%29%29 ALIGN=MIDDLE  ALT=\"highlight%28d=5%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >. </SPAN>\n" );
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