document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1141934>Question 1141934</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Two buses leave towns 580 miles<BR>\n" );
document.write( " apart at the same time and travel toward each other. One bus travels 19 mi/h  <BR>\n" );
document.write( " <BR>\n" );
document.write( " slower than the other. If they meet in 4<BR>\n" );
document.write( " hours, what is the rate of each bus? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #762574 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=762574\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Let <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+s+ ALIGN=MIDDLE  ALT=\"+s+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = the speed of the faster bus<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+s+-+19+ ALIGN=MIDDLE  ALT=\"+s+-+19+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = the speed of the slower bus<BR>\n" );
document.write( "----------------------------------------------<BR>\n" );
document.write( "This is the same as if one of the buses travels at<BR>\n" );
document.write( "the sum of their speeds for the entire distance, so<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+580+=+%28+s+%2B+s+-+19+%29%2A4+ ALIGN=MIDDLE  ALT=\"+580+=+%28+s+%2B+s+-+19+%29%2A4+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+145+=+2s+-+19+ ALIGN=MIDDLE  ALT=\"+145+=+2s+-+19+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+2s+=+164+ ALIGN=MIDDLE  ALT=\"+2s+=+164+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+s+=+82+ ALIGN=MIDDLE  ALT=\"+s+=+82+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "and<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+s+-+19+=+63+ ALIGN=MIDDLE  ALT=\"+s+-+19+=+63+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "The speed of the faster bus is 82 mi/hr<BR>\n" );
document.write( "The speed of the slower bus is 63 mi/hr<BR>\n" );
document.write( "----------------------------------------------<BR>\n" );
document.write( "check:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+d%5B1%5D+=+63%2A4+ ALIGN=MIDDLE  ALT=\"+d%5B1%5D+=+63%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%5B1%5D+=+252+ ALIGN=MIDDLE  ALT=\"+d%5B1%5D+=+252+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "and<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+d%5B2%5D+=+82%2A4+ ALIGN=MIDDLE  ALT=\"+d%5B2%5D+=+82%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%5B2%5D+=+328+ ALIGN=MIDDLE  ALT=\"+d%5B2%5D+=+328+\"   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=+d%5B1%5D+%2B+d%5B2%5D+=+252+%2B+328+ ALIGN=MIDDLE  ALT=\"+d%5B1%5D+%2B+d%5B2%5D+=+252+%2B+328+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+d%5B1%5D+%2B+d%5B2%5D+=+580+ ALIGN=MIDDLE  ALT=\"+d%5B1%5D+%2B+d%5B2%5D+=+580+\"   DISABLED_style= \"max-width:90%; height:auto;\" > mi<BR>\n" );
document.write( "OK </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );