document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=806819>Question 806819</A>: <I><SPAN STYLE=\"word-break: break-all;\"> taxi fare for a 5km trip is $3.75. the fare for a 10km trip is $6.75. <BR>\n" );
document.write( "a.) find a linear equation for these data points<BR>\n" );
document.write( "b.) use this linear equation to find the fare of a 32km trip </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #486048 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=486048\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Plot the distance in km on the horizontal axis<BR>\n" );
document.write( "Plot the fare for the trip on the vertical axis<BR>\n" );
document.write( "Let <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+d+ ALIGN=MIDDLE  ALT=\"+d+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = distance in km<BR>\n" );
document.write( "Let <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+c+ ALIGN=MIDDLE  ALT=\"+c+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = fare for the trip<BR>\n" );
document.write( "-------------------------<BR>\n" );
document.write( "Use the general point slope formula<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+%28+c+-+3.75+%29+%2F+%28+d+-+5+%29+=+%28+6.75+-+3.75+%29+%2F+%28+10+-+5+%29+ ALIGN=MIDDLE  ALT=\"+%28+c+-+3.75+%29+%2F+%28+d+-+5+%29+=+%28+6.75+-+3.75+%29+%2F+%28+10+-+5+%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+%28+c+-+3.75+%29+%2F+%28+d+-+5+%29+=+3+%2F+5+ ALIGN=MIDDLE  ALT=\"+%28+c+-+3.75+%29+%2F+%28+d+-+5+%29+=+3+%2F+5+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Multiply both sides by <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+5%2A%28+d-5+%29+ ALIGN=MIDDLE  ALT=\"+5%2A%28+d-5+%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+5%2A%28+c+-+3.75+%29+=+3%2A%28+d-5+%29+ ALIGN=MIDDLE  ALT=\"+5%2A%28+c+-+3.75+%29+=+3%2A%28+d-5+%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+5c+-+18.75+=+3d+-+15+ ALIGN=MIDDLE  ALT=\"+5c+-+18.75+=+3d+-+15+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+5c+=+3d+%2B+3.75+ ALIGN=MIDDLE  ALT=\"+5c+=+3d+%2B+3.75+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+c+=+.6d+%2B+.75+ ALIGN=MIDDLE  ALT=\"+c+=+.6d+%2B+.75+\"   DISABLED_style= \"max-width:90%; height:auto;\" > <BR>\n" );
document.write( "----------------<BR>\n" );
document.write( "check answer:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+c+=+.6%2A5+%2B+.75+ ALIGN=MIDDLE  ALT=\"+c+=+.6%2A5+%2B+.75+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+c+=+3.75+ ALIGN=MIDDLE  ALT=\"+c+=+3.75+\"   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=+c+=+.6%2A10+%2B+.75+ ALIGN=MIDDLE  ALT=\"+c+=+.6%2A10+%2B+.75+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+c+=+6.75+ ALIGN=MIDDLE  ALT=\"+c+=+6.75+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "OK<BR>\n" );
document.write( "------<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+d+=+32+ ALIGN=MIDDLE  ALT=\"+d+=+32+\"   DISABLED_style= \"max-width:90%; height:auto;\" > km<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+c+=+.6%2A32+%2B+.75+ ALIGN=MIDDLE  ALT=\"+c+=+.6%2A32+%2B+.75+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+c+=+19.2+%2B+.75+ ALIGN=MIDDLE  ALT=\"+c+=+19.2+%2B+.75+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+c+=+19.95+ ALIGN=MIDDLE  ALT=\"+c+=+19.95+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "A 32 km trip costs $19.95\r<BR>\n" );
document.write( "\n" );
document.write( "' </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );