document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=983388>Question 983388</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The area of the rectangle is represented by 5x^2 + 19x + 12.  What is the length?<BR>\n" );
document.write( "Width=5x + 4<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 #604162 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=604162\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Notice how the last term of 5x^2 + 19x + 12 is 12\r<BR>\n" );
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document.write( "The constant term of 5x+4 is 4.\r<BR>\n" );
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document.write( "Divide: 12/4 = 3\r<BR>\n" );
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document.write( "So the constant term in the length must be 3.\r<BR>\n" );
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document.write( "The first term in the area expression is 5x^2. The first term in the width is 5x. Divide: 5x^2 over 5x = x\r<BR>\n" );
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document.write( "So the variable term must be just x.\r<BR>\n" );
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document.write( "The length is (x+3)\r<BR>\n" );
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document.write( "(x+3)*(5x+4) = 5x^2 + 19x + 12 </SPAN>\n" );
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