document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=118606>Question 118606</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The perimeter of a rectangle is 8x+2 and the width is x+2. Express the area as a trinomial. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #86749 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=86749\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Let L=expression for length\r<BR>\n" );
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document.write( "So we know that perimeter is\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=P=2W%2B2L ALIGN=MIDDLE  ALT=\"P=2W%2B2L\"   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=8x%2B2=2%28x%2B2%29%2B2L ALIGN=MIDDLE  ALT=\"8x%2B2=2%28x%2B2%29%2B2L\"   DISABLED_style= \"max-width:90%; height:auto;\" > Now plug in <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=P=8x%2B2 ALIGN=MIDDLE  ALT=\"P=8x%2B2\"   DISABLED_style= \"max-width:90%; height:auto;\" > and <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=W=x%2B2 ALIGN=MIDDLE  ALT=\"W=x%2B2\"   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=8x%2B2=2x%2B4%2B2L ALIGN=MIDDLE  ALT=\"8x%2B2=2x%2B4%2B2L\"   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=8x%2B2-2x=4%2B2L ALIGN=MIDDLE  ALT=\"8x%2B2-2x=4%2B2L\"   DISABLED_style= \"max-width:90%; height:auto;\" > Subtract 2x from both sides\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=8x%2B2-2x-4=2L ALIGN=MIDDLE  ALT=\"8x%2B2-2x-4=2L\"   DISABLED_style= \"max-width:90%; height:auto;\" > Subtract 4 from both sides\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=6x-2=2L ALIGN=MIDDLE  ALT=\"6x-2=2L\"   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=3x-1=L ALIGN=MIDDLE  ALT=\"3x-1=L\"   DISABLED_style= \"max-width:90%; height:auto;\" > Divide both sides by 2 to isolate L\r<BR>\n" );
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document.write( "So the length of the rectangle is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=L=3x-1 ALIGN=MIDDLE  ALT=\"L=3x-1\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Now multiply the length and the width to get the area:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=A=%283x-1%29%28x%2B2%29 ALIGN=MIDDLE  ALT=\"A=%283x-1%29%28x%2B2%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=A=3x%5E2%2B5x-2 ALIGN=MIDDLE  ALT=\"A=3x%5E2%2B5x-2\"   DISABLED_style= \"max-width:90%; height:auto;\" > Now foil\r<BR>\n" );
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document.write( "So the area is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=A=3x%5E2%2B5x-2 ALIGN=MIDDLE  ALT=\"A=3x%5E2%2B5x-2\"   DISABLED_style= \"max-width:90%; height:auto;\" >  </SPAN>\n" );
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