document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=891537>Question 891537</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Please help me on this problem, thanks! <BR>\n" );
document.write( "The perimeter of the rectangle below is 78 feet. Find it's Dimension. One of the side on the rectangle is 2x-4 and the other side is 2x+3 and the other two are blank  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #539805 by </B><A HREF=/tutors/aboutme.mpl?userid=Theo><B>Theo(13342)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Theo><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=Theo><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=539805\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> P = perimeter<BR>\n" );
document.write( "L = length<BR>\n" );
document.write( "W = width\r<BR>\n" );
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document.write( "P = 2L + 2W\r<BR>\n" );
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document.write( "P = 78\r<BR>\n" );
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document.write( "L = 2x-4<BR>\n" );
document.write( "W = 2x+3\r<BR>\n" );
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document.write( "P = 2L + 2W becomes:\r<BR>\n" );
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document.write( "78 = 2(2x-4) + 2(2x+3)\r<BR>\n" );
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document.write( "simplify to get:\r<BR>\n" );
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document.write( "78 = 4x - 8 + 4x + 6\r<BR>\n" );
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document.write( "simplify to get 78 = 8x - 2\r<BR>\n" );
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document.write( "add 2 to both sides of the equation to get:\r<BR>\n" );
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document.write( "80  = 8x\r<BR>\n" );
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document.write( "divide both sides of the equation by 8 to get:\r<BR>\n" );
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document.write( "x = 10\r<BR>\n" );
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document.write( "when x = 10, your original equation of:\r<BR>\n" );
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document.write( "78 = 2(2x-4) + 2(2x+3) becomes:\r<BR>\n" );
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document.write( "78 = 2(2*10-4) + 2(2*10+3) which becomes:\r<BR>\n" );
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document.write( "78 = 2 * 16 + 2 * 23 which becomes:\r<BR>\n" );
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document.write( "78 = 32 + 46 which becomes:\r<BR>\n" );
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document.write( "78 = 78\r<BR>\n" );
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document.write( "this confirms the solution os x = 10 is correct.\r<BR>\n" );
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document.write( " </SPAN>\n" );
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