document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=724382>Question 724382</A>: <I><SPAN STYLE=\"word-break: break-all;\"> At 7:00 am a loaded freight train leaves Pittsburgh at 25 mph. At 11:00 am, an amtrak train leaves the same station on a parallel track traveling at 65 mph. How far from the station will both trains be when the amtrak train passes the freight train? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #443720 by </B><A HREF=/tutors/aboutme.mpl?userid=lwsshak3><B>lwsshak3(11628)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=lwsshak3><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=443720\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> At 7:00 am a loaded freight train leaves Pittsburgh at 25 mph. At 11:00 am, an amtrak train leaves the same station on a parallel track traveling at 65 mph. How far from the station will both trains be when the amtrak train passes the freight train?<BR>\n" );
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document.write( "let x=travel time of 15mph train<BR>\n" );
document.write( "x-4=travel time of 65mph train<BR>\n" );
document.write( "distance=travel time*speed (same distance for both trains)<BR>\n" );
document.write( "25x=65(x-4)<BR>\n" );
document.write( "25x=65x-260<BR>\n" );
document.write( "40x=260<BR>\n" );
document.write( "x=6.5<BR>\n" );
document.write( "distance=6.5*25=162.5<BR>\n" );
document.write( "How far from the station will both trains be when the amtrak train passes the freight train? 162.5 mi </SPAN>\n" );
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