document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=659250>Question 659250</A>: <I><SPAN STYLE=\"word-break: break-all;\"> you started on a bike trip, riding at a rate of 9 miles per hour. your friend left one hour later and rode at rate of 12 miles per hour. how long did it take your friend to catch up with you? your distance = your friend's distance. solve for t. t= your time in hours. t+1= friend time in hours </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #410705 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=410705\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Your equation:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+d+=+9t%5B1%5D+ ALIGN=MIDDLE  ALT=\"+d+=+9t%5B1%5D+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Your friend's equation:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+d+=+12t%5B2%5D+ ALIGN=MIDDLE  ALT=\"+d+=+12t%5B2%5D+\"   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=+9t%5B1%5D+=+12t%5B2%5D+ ALIGN=MIDDLE  ALT=\"+9t%5B1%5D+=+12t%5B2%5D+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+t%5B2%5D+=+%283%2F4%29%2At%5B1%5D+ ALIGN=MIDDLE  ALT=\"+t%5B2%5D+=+%283%2F4%29%2At%5B1%5D+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "------------------<BR>\n" );
document.write( "This doesn't take into account the extra hour <BR>\n" );
document.write( "which the friend takes, so I add 1 hr to his time<BR>\n" );
document.write( "--------------<BR>\n" );
document.write( "Time to catch up occurs when<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+%283%2F4%29%2At%5B1%5D+%2B+1+=+t%5B1%5D+ ALIGN=MIDDLE  ALT=\"+%283%2F4%29%2At%5B1%5D+%2B+1+=+t%5B1%5D+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+%281%2F4%29%2At%5B1%5D+=+1+ ALIGN=MIDDLE  ALT=\"+%281%2F4%29%2At%5B1%5D+=+1+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+t%5B1%5D+=+4+ ALIGN=MIDDLE  ALT=\"+t%5B1%5D+=+4+\"   DISABLED_style= \"max-width:90%; height:auto;\" > hrs<BR>\n" );
document.write( "--------------<BR>\n" );
document.write( "The friend catches up in 4 hrs<BR>\n" );
document.write( "check:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+d+=+9t%5B1%5D+ ALIGN=MIDDLE  ALT=\"+d+=+9t%5B1%5D+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+d+=+9%2A4+ ALIGN=MIDDLE  ALT=\"+d+=+9%2A4+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+d+=+36+ ALIGN=MIDDLE  ALT=\"+d+=+36+\"   DISABLED_style= \"max-width:90%; height:auto;\" > mi<BR>\n" );
document.write( "and<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+d+=+12t%5B2%5D+ ALIGN=MIDDLE  ALT=\"+d+=+12t%5B2%5D+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+d+=+12%2A%283%2F4%29%2At%5B1%5D+ ALIGN=MIDDLE  ALT=\"+d+=+12%2A%283%2F4%29%2At%5B1%5D+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+d+=+9%2At%5B1%5D+ ALIGN=MIDDLE  ALT=\"+d+=+9%2At%5B1%5D+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+d+=+9%2A4+ ALIGN=MIDDLE  ALT=\"+d+=+9%2A4+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+d+=+36+ ALIGN=MIDDLE  ALT=\"+d+=+36+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "------------<BR>\n" );
document.write( "This is done a little differently than the<BR>\n" );
document.write( "problem expects, but I think it's right.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );