document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=629491>Question 629491</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 1/x-1/y<BR>\n" );
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document.write( "1/x+1/y  Simplify.\r<BR>\n" );
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document.write( "When I first attempted this problem, I multiplied the numerators of the fractions that make up the numerator (1-1)of the overall fractions with the denominators of the denominator of the fraction (x + y). I did the same with the numerators of the denominator and the denominator of the numerator, to get x+y/x-y.  Seeing that this was one of the answer choices, I assumed it to be correct.  I may have been a bit hasty in this, as my answer turned out to be wrong.\r<BR>\n" );
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document.write( "Please walk me through this problem so I can solve similar ones on my upcoming math placement exam! 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 #396515 by </B><A HREF=/tutors/aboutme.mpl?userid=ankor@dixie-net.com><B>ankor@dixie-net.com(22740)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ankor@dixie-net.com><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=ankor@dixie-net.com><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=396515\">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=%281%2Fx-1%2Fy%29%2F%281%2Fx%2B1%2Fy%29 ALIGN=MIDDLE  ALT=\"%281%2Fx-1%2Fy%29%2F%281%2Fx%2B1%2Fy%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28%28y-x%29%2Fxy%29%2F%28%28y%2Bx%29%2Fxy%29 ALIGN=MIDDLE  ALT=\"%28%28y-x%29%2Fxy%29%2F%28%28y%2Bx%29%2Fxy%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "invert the dividing fraction and multiply, the xy cancels:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28y-x%29%2F%28xy%29 ALIGN=MIDDLE  ALT=\"%28y-x%29%2F%28xy%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > * <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28xy%29%2F%28y%2Bx%29 ALIGN=MIDDLE  ALT=\"%28xy%29%2F%28y%2Bx%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28y-x%29%2F%28y%2Bx%29 ALIGN=MIDDLE  ALT=\"%28y-x%29%2F%28y%2Bx%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
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