document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=581476>Question 581476</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Subract and simplify if possible<BR>\n" );
document.write( "h/t+h minus h/t-h </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #371660 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=371660\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Subract and simplify if possible<BR>\n" );
document.write( "h/t+h minus h/t-h<BR>\n" );
document.write( "-------<BR>\n" );
document.write( "h/(t+h) - h/(t-h)<BR>\n" );
document.write( "-------<BR>\n" );
document.write( "lcd = (t^2-h^2)<BR>\n" );
document.write( "= [h(t-h)]/lcd - [h(t+h)]/lcd<BR>\n" );
document.write( "-----------------------------------<BR>\n" );
document.write( "= [ht-h^2-ht-h^2]/lcd<BR>\n" );
document.write( "---------<BR>\n" );
document.write( "= -2h^2/(t^2-h^2)<BR>\n" );
document.write( "========================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "====================== </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );