document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=118053>Question 118053</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A group can charter a particular aircraft at a fixed total cost. If 36 people<BR>\n" );
document.write( "charter the aircraft rather than 40 people, the cost per person is greater by<BR>\n" );
document.write( "$12. What is the cost per person if 40 people charter the aircraft?\r<BR>\n" );
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document.write( "I can't figure out what the second equation would be?<BR>\n" );
document.write( "x= price for 36 ppl.<BR>\n" );
document.write( "y= price for 40 ppl.\r<BR>\n" );
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document.write( "The first is x=y+12 \r<BR>\n" );
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document.write( "Thanks a lot for your help </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #86149 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=86149\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> I think the key to this problem is hidden in the wording of the 1st<BR>\n" );
document.write( "sentence. \"A group can charter a particular aircraft at a fixed total cost.\"<BR>\n" );
document.write( "I see that as meaning that the cost per person may change, but the<BR>\n" );
document.write( "total cost of the trip will end up being the same if there are 36 or<BR>\n" );
document.write( "if there are 40 people.<BR>\n" );
document.write( "I'll say that <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=c ALIGN=MIDDLE  ALT=\"c\"   DISABLED_style= \"max-width:90%; height:auto;\" > is the cost per person when there are <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=40 ALIGN=MIDDLE  ALT=\"40\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "people on the trip. My general equation is<BR>\n" );
document.write( "(Total cost of trip) = (number of people)x(cost per person)<BR>\n" );
document.write( "So, for <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=40 ALIGN=MIDDLE  ALT=\"40\"   DISABLED_style= \"max-width:90%; height:auto;\" > people,<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=C+=+40c ALIGN=MIDDLE  ALT=\"C+=+40c\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "The cost per person when there are <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=36 ALIGN=MIDDLE  ALT=\"36\"   DISABLED_style= \"max-width:90%; height:auto;\" > people is $12 more, so<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=C+=+36%28c+%2B+12%29 ALIGN=MIDDLE  ALT=\"C+=+36%28c+%2B+12%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "The total cost is the same in either case, so<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=40c+=+36%28c+%2B+12%29 ALIGN=MIDDLE  ALT=\"40c+=+36%28c+%2B+12%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=40c+=+36c+%2B+432 ALIGN=MIDDLE  ALT=\"40c+=+36c+%2B+432\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4c+=+432 ALIGN=MIDDLE  ALT=\"4c+=+432\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=c+=+108 ALIGN=MIDDLE  ALT=\"c+=+108\"   DISABLED_style= \"max-width:90%; height:auto;\" >dollars answer<BR>\n" );
document.write( "If they wanted to know the cost per person if there were <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=36 ALIGN=MIDDLE  ALT=\"36\"   DISABLED_style= \"max-width:90%; height:auto;\" > <BR>\n" );
document.write( "people the answer would be <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=c+%2B+12 ALIGN=MIDDLE  ALT=\"c+%2B+12\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=108+%2B+12+=+120 ALIGN=MIDDLE  ALT=\"108+%2B+12+=+120\"   DISABLED_style= \"max-width:90%; height:auto;\" >dollars </SPAN>\n" );
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