document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=126295>Question 126295</A>: <I><SPAN STYLE=\"word-break: break-all;\"> How would you write this rational expression in lowest terms?\r<BR>\n" );
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document.write( "a^2-9/18-2a^2 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #92528 by </B><A HREF=/tutors/aboutme.mpl?userid=solver91311><B>solver91311(24713)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=solver91311><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=solver91311><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=92528\">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=%28a%5E2-9%29%2F%2818-2a%5E2%29 ALIGN=MIDDLE  ALT=\"%28a%5E2-9%29%2F%2818-2a%5E2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Start with the fact that <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-%28x-y%29=%28y-x%29 ALIGN=MIDDLE  ALT=\"-%28x-y%29=%28y-x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > and re-write the denominator:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28a%5E2-9%29%2F%28-%282a%5E2-18%29%29 ALIGN=MIDDLE  ALT=\"%28a%5E2-9%29%2F%28-%282a%5E2-18%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Now factor a 2 out of the denominator:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28a%5E2-9%29%2F%28-2%28a%5E2-19%29%29 ALIGN=MIDDLE  ALT=\"%28a%5E2-9%29%2F%28-2%28a%5E2-19%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28a%5E2-9%29%2F%28a%5E2-9%29=1 ALIGN=MIDDLE  ALT=\"%28a%5E2-9%29%2F%28a%5E2-9%29=1\"   DISABLED_style= \"max-width:90%; height:auto;\" > so you are left with:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=cartoon%28%28a%5E2-9%29%2F%28-2%28a%5E2-19%29%29%2Ccross%28a%5E2-9%29%2F%28-2%2Across%28a%5E2-19%29%29%2Cgreen%28-1%2F2%29%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
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