document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1120901>Question 1120901</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Two train stations, A and B, are 300km apart. Two trains leave A and B simultaneously and proceed at constant speeds to the other station. The train from A reaches station B nine hours after the trains have met, and the train from B reaches the station A four hours after the trains have met. Find the speed of each train. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #736598 by </B><A HREF=/tutors/aboutme.mpl?userid=josmiceli><B>josmiceli(19441)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josmiceli><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=josmiceli><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=736598\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Let s[A] = train A痴 speed<BR>\n" );
document.write( "Let s[B] = train B痴 speed<BR>\n" );
document.write( "Let t = time in hrs for them to meet<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+s%5BA%5D%2At+ ALIGN=MIDDLE  ALT=\"+s%5BA%5D%2At+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = distance A travels until they meet<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+s%5BB%5D%2At+ ALIGN=MIDDLE  ALT=\"+s%5BB%5D%2At+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = distance B travels until they meet<BR>\n" );
document.write( "覧覧覧覧覧覧覧覧覧覧覧覧-<BR>\n" );
document.write( "You are given that<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+s%5BA%5D%2A%28+t+%2B+9+%29+=+300+ ALIGN=MIDDLE  ALT=\"+s%5BA%5D%2A%28+t+%2B+9+%29+=+300+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+s%5BB%5D%2A%28+t+%2B+4+%29+=+300+ ALIGN=MIDDLE  ALT=\"+s%5BB%5D%2A%28+t+%2B+4+%29+=+300+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+s%5BA%5D%2At+%2B+s%5BB%5D%2At+=+300+ ALIGN=MIDDLE  ALT=\"+s%5BA%5D%2At+%2B+s%5BB%5D%2At+=+300+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "覧覧覧覧覧覧覧-<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+s%5BA%5D+=+300%2F%28+t+%2B+9+%29+ ALIGN=MIDDLE  ALT=\"+s%5BA%5D+=+300%2F%28+t+%2B+9+%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+s%5BB%5D+=+300%2F%28+t+%2B+4+%29+ ALIGN=MIDDLE  ALT=\"+s%5BB%5D+=+300%2F%28+t+%2B+4+%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "覧覧覧覧覧覧覧-<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+300t%2F+%28+t+%2B+9+%29+%2B+300t+%2F%28+t+%2B+4+%29+=+300+ ALIGN=MIDDLE  ALT=\"+300t%2F+%28+t+%2B+9+%29+%2B+300t+%2F%28+t+%2B+4+%29+=+300+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+t%2F%28+t+%2B+9+%29+%2B+t%2F%28+t+%2B+4+%29+=+1+ ALIGN=MIDDLE  ALT=\"+t%2F%28+t+%2B+9+%29+%2B+t%2F%28+t+%2B+4+%29+=+1+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "multiply both sides by <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+%28+t+%2B+9+%29%2A%28+t+%2B+4+%29+ ALIGN=MIDDLE  ALT=\"+%28+t+%2B+9+%29%2A%28+t+%2B+4+%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+t%2A%28+t+%2B+4+%29+%2B+t%2A%28+t+%2B+9+%29+=+%28+t+%2B+4+%29%2A%28+t+%2B+9+%29+ ALIGN=MIDDLE  ALT=\"+t%2A%28+t+%2B+4+%29+%2B+t%2A%28+t+%2B+9+%29+=+%28+t+%2B+4+%29%2A%28+t+%2B+9+%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+t%5E2+%2B+4t+%2B+t%5E2+%2B+9t+=+t%5E2+%2B+4t+%2B+9t+%2B+36+ ALIGN=MIDDLE  ALT=\"+t%5E2+%2B+4t+%2B+t%5E2+%2B+9t+=+t%5E2+%2B+4t+%2B+9t+%2B+36+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+t%5E2+=+36+ ALIGN=MIDDLE  ALT=\"+t%5E2+=+36+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+t+=+6+ ALIGN=MIDDLE  ALT=\"+t+=+6+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "覧覧覧覧<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+s%5BA%5D+=+300%2F%28+6+%2B+9+%29+ ALIGN=MIDDLE  ALT=\"+s%5BA%5D+=+300%2F%28+6+%2B+9+%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+s%5BA%5D+=+20+ ALIGN=MIDDLE  ALT=\"+s%5BA%5D+=+20+\"   DISABLED_style= \"max-width:90%; height:auto;\" > km/hr<BR>\n" );
document.write( "And<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+s%5BB%5D+=+300%2F%28+6+%2B+4+%29+ ALIGN=MIDDLE  ALT=\"+s%5BB%5D+=+300%2F%28+6+%2B+4+%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+s%5BB%5D+=+30+ ALIGN=MIDDLE  ALT=\"+s%5BB%5D+=+30+\"   DISABLED_style= \"max-width:90%; height:auto;\" > km/hr<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );