document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=235957>Question 235957</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Day 1 drive 40 miles per hour and arrive one minute late.<BR>\n" );
document.write( "Day 2 drive 45 miles per hour and arrive one minute early.<BR>\n" );
document.write( "How far do you drive to work?\r<BR>\n" );
document.write( "\n" );
document.write( "I know the answer is 12 miles, but how do you set up the problem? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #173736 by </B><A HREF=/tutors/aboutme.mpl?userid=Stitch><B>Stitch(470)</B></A><img src=\"/images/stars/stars-10.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Stitch><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=173736\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Since we are using two different time variables I think it is best to convert everything to one unit or the other.  I am going to convert everything into minutes.<BR>\n" );
document.write( "1hour = 60min<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%2840miles%2F1hour%29%2A%281hour%2F60min%29+=+%28%280.6667%2Amiles%29%2Fmin%29 ALIGN=MIDDLE  ALT=\"%2840miles%2F1hour%29%2A%281hour%2F60min%29+=+%28%280.6667%2Amiles%29%2Fmin%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%2845miles%2F1hour%29%2A%281hour%2F60min%29+=+%28%280.75%2Amiles%29%2Fmin%29 ALIGN=MIDDLE  ALT=\"%2845miles%2F1hour%29%2A%281hour%2F60min%29+=+%28%280.75%2Amiles%29%2Fmin%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "In these equations X = time & Y = distance.<BR>\n" );
document.write( "Equation 1: <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=0.6667%2A%28X%2B2%29+=+Y ALIGN=MIDDLE  ALT=\"0.6667%2A%28X%2B2%29+=+Y\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "The X+2 is the diffence in the arrival times.  1 minute ealry + 1minute late = 2 minutes.<BR>\n" );
document.write( "Equation 2: <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=0.75%2AX+=+Y ALIGN=MIDDLE  ALT=\"0.75%2AX+=+Y\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Since both equations equal Y, we can set these equations equal to each other.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=0.6667%2A%28X%2B2%29+=+0.75%2AX ALIGN=MIDDLE  ALT=\"0.6667%2A%28X%2B2%29+=+0.75%2AX\"   DISABLED_style= \"max-width:90%; height:auto;\" > Simplify<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=0.6667X+%2B+1.3334+=+0.75X ALIGN=MIDDLE  ALT=\"0.6667X+%2B+1.3334+=+0.75X\"   DISABLED_style= \"max-width:90%; height:auto;\" > Subtract 0.6667X from both sides<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1.3334+=+0.75X+-+0.6667X ALIGN=MIDDLE  ALT=\"1.3334+=+0.75X+-+0.6667X\"   DISABLED_style= \"max-width:90%; height:auto;\" > Factor out the X<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1.334+=+X%2A%280.75-.06667%29 ALIGN=MIDDLE  ALT=\"1.334+=+X%2A%280.75-.06667%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > Simplify<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1.334+=+X%2A%280.0833%29 ALIGN=MIDDLE  ALT=\"1.334+=+X%2A%280.0833%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > Divide both sides by 0.08333<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%2816+=+X%29 ALIGN=MIDDLE  ALT=\"highlight%2816+=+X%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >  Now we know that the time traveled was 16 minutes<BR>\n" );
document.write( "Plug 16 in for X into one of the given equations<BR>\n" );
document.write( "Equation 2: <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=0.75%2AX+=+Y ALIGN=MIDDLE  ALT=\"0.75%2AX+=+Y\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=0.75%2A%2816%29+=+Y ALIGN=MIDDLE  ALT=\"0.75%2A%2816%29+=+Y\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%2812+=+Y%29 ALIGN=MIDDLE  ALT=\"highlight%2812+=+Y%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Equation 1: <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=0.6667%2A%28X%2B2%29+=+Y ALIGN=MIDDLE  ALT=\"0.6667%2A%28X%2B2%29+=+Y\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=0.6667%2A%2816%2B2%29+=+Y ALIGN=MIDDLE  ALT=\"0.6667%2A%2816%2B2%29+=+Y\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=0.6667%2A%2818%29+=+Y ALIGN=MIDDLE  ALT=\"0.6667%2A%2818%29+=+Y\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%2812+=+Y%29 ALIGN=MIDDLE  ALT=\"highlight%2812+=+Y%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );