document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=189084>Question 189084</A>: <I><SPAN STYLE=\"word-break: break-all;\"> can you please help me with the problem?!\r<BR>\n" );
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document.write( "the length of a rectangle is 3 inches more than its width.\r<BR>\n" );
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document.write( "Write an equation for the area of the rectangle in terms of width, w.<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #141838 by </B><A HREF=/tutors/aboutme.mpl?userid=solver91311><B>solver91311(24713)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=solver91311><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=solver91311><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=141838\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <font face=\"Garamond\" size=\"+2\">\r<BR>\n" );
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document.write( "Let <i>w</i> be the width and <i>l</i> be the length.\r<BR>\n" );
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document.write( "We know that the area of a rectangle is the length times the width, so:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE \ \ \ \ \ \ \ \ \ \  A = lw\">\r<BR>\n" );
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document.write( "But for this particular rectangle we are given that the length is 3 inches more than the width, so we can say:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE \ \ \ \ \ \ \ \ \ \  l = w + 3\">\r<BR>\n" );
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document.write( "Now we can substitute this expression for the length into the area formula in place of <i>l</i> to create an area function of width:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE \ \ \ \ \ \ \ \ \ \  A(w) = (w+3)w = w^2 + 3w\">\r<BR>\n" );
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document.write( "John<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE e^{i\pi} + 1 = 0\"><BR>\n" );
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