document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=5513>Question 5513</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I do not understand how the book came up with this answer<BR>\n" );
document.write( "here is the two equations they are similar however they have different numbers.<BR>\n" );
document.write( "#(1)  3/(2x+1)-1/x = 2x/x(2x+1)\r<BR>\n" );
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document.write( "this is what I am doing<BR>\n" );
document.write( "I am multilplying each side by the lcd which is [x(2x+1)].  I understand that there is some canceling out that's why the rightside of the equation is 2x, but how did they get the ans. 3x-(2x+1) for the leftside of the equation.   what happens to the 1/X? I can't see how this answer came to be.  Please help me. :)<BR>\n" );
document.write( "Mrs. Shavette Wiggins </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #2812 by </B><A HREF=/tutors/aboutme.mpl?userid=rapaljer><B>rapaljer(4671)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=rapaljer><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=rapaljer><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=2812\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3%2F%282x%2B1%29-1%2Fx+=+2x%2Fx%282x%2B1%29+ ALIGN=MIDDLE  ALT=\"3%2F%282x%2B1%29-1%2Fx+=+2x%2Fx%282x%2B1%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" >  I'm not sure exactly what you did, but this is the way it looked for me:\r<BR>\n" );
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document.write( "It should look like this, when you multiply both sides by the LCD:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28x%282x%2B1%29%29%2A%283%2F%282x%2B1%29%29-%28x%282x%2B1%29%29%2A%281%2Fx%29+=+%28x%282x%2B1%29%29%2A%282x%2Fx%282x%2B1%29%29+ ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Which boils down to this when you clear all the fractions:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3x+-+%282x%2B1%29+=+2x ALIGN=MIDDLE  ALT=\"3x+-+%282x%2B1%29+=+2x\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3x+-+2x+-+1+=+2x+ ALIGN=MIDDLE  ALT=\"3x+-+2x+-+1+=+2x+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x-1+=+2x ALIGN=MIDDLE  ALT=\"x-1+=+2x\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-1+=+x ALIGN=MIDDLE  ALT=\"-1+=+x\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Check to make sure none of the denoninators are zero, and it looks okay.  It does check if you substitute x= -1 for x.\r<BR>\n" );
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document.write( "R^2 at SCC<BR>\n" );
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