document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=232405>Question 232405</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Two trains going in opposite directions leave at the same thime. One train travels 15mph faster than the other train. The slower train went 270 miles in the same amount of time that the faster train went 360 miles. Find the speed of each. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #171769 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=171769\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> When things are traveling in opposite directions<BR>\n" );
document.write( "you can combine speeds, distances and times as if<BR>\n" );
document.write( "it was just one thing moving at their combined speed<BR>\n" );
document.write( "given:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=d+=+270+%2B+360 ALIGN=MIDDLE  ALT=\"d+=+270+%2B+360\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=d+=+630 ALIGN=MIDDLE  ALT=\"d+=+630\"   DISABLED_style= \"max-width:90%; height:auto;\" > mi/hr<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=v%5B1%5D+=+v%5B2%5D+%2B+15 ALIGN=MIDDLE  ALT=\"v%5B1%5D+=+v%5B2%5D+%2B+15\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Combined speed is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=v+%2B+v+%2B+15+=+2v+%2B+15 ALIGN=MIDDLE  ALT=\"v+%2B+v+%2B+15+=+2v+%2B+15\"   DISABLED_style= \"max-width:90%; height:auto;\" > (calling <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=V%5B2%5D+=+v ALIGN=MIDDLE  ALT=\"V%5B2%5D+=+v\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "--------------------<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=630+=+%282v+%2B+15%29%2At ALIGN=MIDDLE  ALT=\"630+=+%282v+%2B+15%29%2At\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=630+=+2vt+%2B+15t ALIGN=MIDDLE  ALT=\"630+=+2vt+%2B+15t\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Note that <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=vt ALIGN=MIDDLE  ALT=\"vt\"   DISABLED_style= \"max-width:90%; height:auto;\" > is the slower trains distance <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=vt+=+270 ALIGN=MIDDLE  ALT=\"vt+=+270\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=630+=+2%2A270+%2B+15t ALIGN=MIDDLE  ALT=\"630+=+2%2A270+%2B+15t\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=630+=+540+%2B+15t ALIGN=MIDDLE  ALT=\"630+=+540+%2B+15t\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=15t+=+90 ALIGN=MIDDLE  ALT=\"15t+=+90\"   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;\" > hrs<BR>\n" );
document.write( "The speed of the faster train is:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=360%2F6+=+60 ALIGN=MIDDLE  ALT=\"360%2F6+=+60\"   DISABLED_style= \"max-width:90%; height:auto;\" > mi/hr<BR>\n" );
document.write( "The slower tain's speed is:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=270%2F6+=+45 ALIGN=MIDDLE  ALT=\"270%2F6+=+45\"   DISABLED_style= \"max-width:90%; height:auto;\" > mi/hr<BR>\n" );
document.write( "check answer:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=630+=+%282v+%2B+15%29%2At ALIGN=MIDDLE  ALT=\"630+=+%282v+%2B+15%29%2At\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=630+=+%282%2A45+%2B+15%29%2A6 ALIGN=MIDDLE  ALT=\"630+=+%282%2A45+%2B+15%29%2A6\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=630+=+105%2A6 ALIGN=MIDDLE  ALT=\"630+=+105%2A6\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=630+=+630 ALIGN=MIDDLE  ALT=\"630+=+630\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "OK\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );