document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=179488>Question 179488</A>: <I><SPAN STYLE=\"word-break: break-all;\"> i don't understand how to do this: please help: its a worksheet<BR>\n" );
document.write( "a rectangle is 12 cm longer than it is wide. if its length and width are both decreased by 2 cm its area is decreased by 108 cm. squared. find its original dementions.  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #134426 by </B><A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><B>jim_thompson5910(35256)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><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=134426\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Let L=original length, W=original width, and A=original area of the rectangle\r<BR>\n" );
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document.write( "\"a rectangle is 12 cm longer than it is wide.\" translates to <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=L=W%2B12 ALIGN=MIDDLE  ALT=\"L=W%2B12\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "\"if its length and width are both decreased by 2 cm its area is decreased by 108 cm\" means that the new area is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=A-108=%28L-2%29%28W-2%29 ALIGN=MIDDLE  ALT=\"A-108=%28L-2%29%28W-2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Note: the original area of the rectangle is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=A=LW ALIGN=MIDDLE  ALT=\"A=LW\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=A-108=%28L-2%29%28W-2%29 ALIGN=MIDDLE  ALT=\"A-108=%28L-2%29%28W-2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > Start with the second equation.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=LW-108=%28L-2%29%28W-2%29 ALIGN=MIDDLE  ALT=\"LW-108=%28L-2%29%28W-2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > Plug in <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=A=LW ALIGN=MIDDLE  ALT=\"A=LW\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28W%2B12%29W-108=%28W%2B12-2%29%28W-2%29 ALIGN=MIDDLE  ALT=\"%28W%2B12%29W-108=%28W%2B12-2%29%28W-2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > Plug in <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=L=W%2B12 ALIGN=MIDDLE  ALT=\"L=W%2B12\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=W%28W%2B12%29-108=%28W%2B12-2%29%28W-2%29 ALIGN=MIDDLE  ALT=\"W%28W%2B12%29-108=%28W%2B12-2%29%28W-2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > Rearrange the terms.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=W%28W%2B12%29-108=%28W%2B10%29%28W-2%29 ALIGN=MIDDLE  ALT=\"W%28W%2B12%29-108=%28W%2B10%29%28W-2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > Combine like terms.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=W%28W%2B12%29-108=W%5E2%2B8W-20 ALIGN=MIDDLE  ALT=\"W%28W%2B12%29-108=W%5E2%2B8W-20\"   DISABLED_style= \"max-width:90%; height:auto;\" > FOIL\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=W%5E2%2B12W-108=W%5E2%2B8W-20 ALIGN=MIDDLE  ALT=\"W%5E2%2B12W-108=W%5E2%2B8W-20\"   DISABLED_style= \"max-width:90%; height:auto;\" > Distribute\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4W=88 ALIGN=MIDDLE  ALT=\"4W=88\"   DISABLED_style= \"max-width:90%; height:auto;\" > Subtract <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=W%5E2 ALIGN=MIDDLE  ALT=\"W%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" > from both sides. Subtract <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=8W ALIGN=MIDDLE  ALT=\"8W\"   DISABLED_style= \"max-width:90%; height:auto;\" > from both sides. Add 108 to both sides.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=W=88%2F4 ALIGN=MIDDLE  ALT=\"W=88%2F4\"   DISABLED_style= \"max-width:90%; height:auto;\" > Divide both sides by 4 to isolate W.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=W=22 ALIGN=MIDDLE  ALT=\"W=22\"   DISABLED_style= \"max-width:90%; height:auto;\" > Divide. So the original width of the rectangle is 22 cm\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=L=W%2B12 ALIGN=MIDDLE  ALT=\"L=W%2B12\"   DISABLED_style= \"max-width:90%; height:auto;\" > Go back to the first equation\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=L=22%2B12 ALIGN=MIDDLE  ALT=\"L=22%2B12\"   DISABLED_style= \"max-width:90%; height:auto;\" > Plug in <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=W=22 ALIGN=MIDDLE  ALT=\"W=22\"   DISABLED_style= \"max-width:90%; height:auto;\" > \r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=L=34 ALIGN=MIDDLE  ALT=\"L=34\"   DISABLED_style= \"max-width:90%; height:auto;\" > Add. So the original length of the rectangle is 34 cm\r<BR>\n" );
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document.write( "Answer:\r<BR>\n" );
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document.write( "So the original dimensions of the rectangle are:\r<BR>\n" );
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document.write( "Length: 34 cm<BR>\n" );
document.write( "Width: 22 cm\r<BR>\n" );
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document.write( " </SPAN>\n" );
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