document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=203585>Question 203585</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/9780073533490/algebrahomeworkh></A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> 52)  a+4    a+4<BR>\n" );
document.write( "    ------=-----<BR>\n" );
document.write( "       2     a\r<BR>\n" );
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document.write( "I can't remember how to figure this one out and the examples from the book aren't making it any easier for me. I am not sure if i am suppose to find a common denominator which i would think would be 2a and then times each one by the one that would make the denominator 2a.\r<BR>\n" );
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document.write( "thank you so much </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #153596 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=153596\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\">       a+4    a+4<BR>\n" );
document.write( "    ------=-----<BR>\n" );
document.write( "       2     a<BR>\n" );
document.write( "-----------------------------<BR>\n" );
document.write( "least common denominator = 2a<BR>\n" );
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document.write( "Rewrite each fraction with the lcd as its denominator:<BR>\n" );
document.write( "---<BR>\n" );
document.write( "[a(a+4)/lcd] - [2(a+4)/lcd]<BR>\n" );
document.write( "---<BR>\n" );
document.write( "Combine the numerators over the lcd:<BR>\n" );
document.write( "-----<BR>\n" );
document.write( "[a^2+4a -2a - 8]/lcd<BR>\n" );
document.write( "---<BR>\n" );
document.write( "[a^2 + 2a - 8]/[2a]<BR>\n" );
document.write( "==========================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );