document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1010081>Question 1010081</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A rectangle with a width of (-2x + 1) feet<BR>\n" );
document.write( "and a length of (-3x +4) feet, has an area of<BR>\n" );
document.write( "450 square feet. What is the rectangle's<BR>\n" );
document.write( "width and length? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #625546 by </B><A HREF=/tutors/aboutme.mpl?userid=MathLover1><B>MathLover1(20850)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=MathLover1><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=MathLover1><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=625546\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=W=%28-2x+%2B+1%29 ALIGN=MIDDLE  ALT=\"W=%28-2x+%2B+1%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > feet<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=L=+%28-3x+%2B4%29 ALIGN=MIDDLE  ALT=\"L=+%28-3x+%2B4%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > feet, <BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=A=450 ALIGN=MIDDLE  ALT=\"A=450\"   DISABLED_style= \"max-width:90%; height:auto;\" > square feet\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=A=L%2AW ALIGN=MIDDLE  ALT=\"A=L%2AW\"   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=450=%28-3x+%2B4%29%2A%28-2x+%2B+1%29 ALIGN=MIDDLE  ALT=\"450=%28-3x+%2B4%29%2A%28-2x+%2B+1%29\"   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=450=%28-3x%29%28-2x%29+%2B+%28-3x%291%2B4%28-2x%29%2B4%2A1%29 ALIGN=MIDDLE  ALT=\"450=%28-3x%29%28-2x%29+%2B+%28-3x%291%2B4%28-2x%29%2B4%2A1%29\"   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=450=6x%5E2+-3x-8x%2B4 ALIGN=MIDDLE  ALT=\"450=6x%5E2+-3x-8x%2B4\"   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=450=6x%5E2-11x%2B4 ALIGN=MIDDLE  ALT=\"450=6x%5E2-11x%2B4\"   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=0=6x%5E2-11x%2B4-450 ALIGN=MIDDLE  ALT=\"0=6x%5E2-11x%2B4-450\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=0=6x%5E2-11x-446 ALIGN=MIDDLE  ALT=\"0=6x%5E2-11x-446\"   DISABLED_style= \"max-width:90%; height:auto;\" >...use quadratic formula\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+ ALIGN=MIDDLE  ALT=\"x+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+\"   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=x+=+%28-%28-11%29+%2B-+sqrt%28+%28-11%29%5E2-4%2A6%2A%28-446%29+%29%29%2F%282%2A6%29+ ALIGN=MIDDLE  ALT=\"x+=+%28-%28-11%29+%2B-+sqrt%28+%28-11%29%5E2-4%2A6%2A%28-446%29+%29%29%2F%282%2A6%29+\"   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=x+=+%2811+%2B-+sqrt%28+121%2B10704+%29%29%2F12+ ALIGN=MIDDLE  ALT=\"x+=+%2811+%2B-+sqrt%28+121%2B10704+%29%29%2F12+\"   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=x+=+%2811+%2B-+sqrt%28+10825+%29%29%2F12+ ALIGN=MIDDLE  ALT=\"x+=+%2811+%2B-+sqrt%28+10825+%29%29%2F12+\"   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=x+=+%2811+%2B-+104.04%29%2F12+ ALIGN=MIDDLE  ALT=\"x+=+%2811+%2B-+104.04%29%2F12+\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "we will need only negative solution since in given length and width coefficient of <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x ALIGN=MIDDLE  ALT=\"x\"   DISABLED_style= \"max-width:90%; height:auto;\" > is negative number:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x+=+%2811+-+104.04%29%2F12+ ALIGN=MIDDLE  ALT=\"x+=+%2811+-+104.04%29%2F12+\"   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=x+=++-93.04%2F12+ ALIGN=MIDDLE  ALT=\"x+=++-93.04%2F12+\"   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=x+=++-7.753333333333333 ALIGN=MIDDLE  ALT=\"x+=++-7.753333333333333\"   DISABLED_style= \"max-width:90%; height:auto;\" >..round it\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28x+=++-7.75%29+ ALIGN=MIDDLE  ALT=\"highlight%28x+=++-7.75%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "now find the length and the width\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=W=-2%2A%28-7.75%29+%2B+1 ALIGN=MIDDLE  ALT=\"W=-2%2A%28-7.75%29+%2B+1\"   DISABLED_style= \"max-width:90%; height:auto;\" > feet=><IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=W=15.5+%2B+1 ALIGN=MIDDLE  ALT=\"W=15.5+%2B+1\"   DISABLED_style= \"max-width:90%; height:auto;\" >feet =><IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28W=16.5+%29 ALIGN=MIDDLE  ALT=\"highlight%28W=16.5+%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=L=+-3%28-7.75%29+%2B4 ALIGN=MIDDLE  ALT=\"L=+-3%28-7.75%29+%2B4\"   DISABLED_style= \"max-width:90%; height:auto;\" > feet =><IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=L=+23.25+%2B4 ALIGN=MIDDLE  ALT=\"L=+23.25+%2B4\"   DISABLED_style= \"max-width:90%; height:auto;\" > feet=><IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28L=+27.25+%29 ALIGN=MIDDLE  ALT=\"highlight%28L=+27.25+%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > feet\r<BR>\n" );
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document.write( "check the area:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=27.25%2A16.5=449.625 ALIGN=MIDDLE  ALT=\"27.25%2A16.5=449.625\"   DISABLED_style= \"max-width:90%; height:auto;\" > rounded to <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=450 ALIGN=MIDDLE  ALT=\"450\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );