document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=835581>Question 835581</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A passenger train leaves a depot 1.5 h after a freight train leaves the same depot. The passenger train is traveling 18mph faster than the freight train. Find the rate of each train if the passenger train overtakes the freight train in 2.5h. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #503629 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39630)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><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=503629\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> ______________speed__________time__________distance<BR>\n" );
document.write( "passenger_____r+18___________t-1.5_________d<BR>\n" );
document.write( "freight________r______________t____________d\r<BR>\n" );
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document.write( "t = unknown, but quickly solvable.<BR>\n" );
document.write( "r = unknown<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=t-1.5=2.5 ALIGN=MIDDLE  ALT=\"t-1.5=2.5\"   DISABLED_style= \"max-width:90%; height:auto;\" > hours, according to description.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=t=2.5%2B1.5=highlight_green%284%29 ALIGN=MIDDLE  ALT=\"t=2.5%2B1.5=highlight_green%284%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > hours, so t is now known.\r<BR>\n" );
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document.write( "Revise data table:\r<BR>\n" );
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document.write( "______________speed__________time__________distance___Equations<BR>\n" );
document.write( "passenger_____r+18___________4-1.5=2.5_________d______<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28r%2B18%29%2A2.5=d ALIGN=MIDDLE  ALT=\"%28r%2B18%29%2A2.5=d\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "freight________r______________4____________d__________<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=r%2A4=d ALIGN=MIDDLE  ALT=\"r%2A4=d\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Two different expressions for d are equal.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28%28r%2B18%29%2A2.5=4%2Ar%29 ALIGN=MIDDLE  ALT=\"highlight%28%28r%2B18%29%2A2.5=4%2Ar%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > Solve for r.\r<BR>\n" );
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