document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=313430>Question 313430</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A student gets on the elevator on the first floor. The elevator stops at the second floor to let 3 people get on. It then stops at the third floor to let 2 people get off and 5 people get on. There are now 8 people on the elevator. How many people were on the elevator before the student got on it when it was on the first floor?\r<BR>\n" );
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document.write( "I worked backwards: 8+5=13, 13-2=11, 11+3=14 the asnwer is 14?  (did not count the student) is this correct? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #224110 by </B><A HREF=/tutors/aboutme.mpl?userid=Fombitz><B>Fombitz(32388)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Fombitz><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=Fombitz><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=224110\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Let's work it forward and see.<BR>\n" );
document.write( "Let's say there were <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=X ALIGN=MIDDLE  ALT=\"X\"   DISABLED_style= \"max-width:90%; height:auto;\" > people in the elevator when the student got on.<BR>\n" );
document.write( "First floor: <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+X%2B1 ALIGN=MIDDLE  ALT=\"+X%2B1\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Second floor: <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28X%2B1%29%2B3=X%2B4 ALIGN=MIDDLE  ALT=\"%28X%2B1%29%2B3=X%2B4\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Third floor: <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28X%2B4%29%2B5-2=X%2B7=8 ALIGN=MIDDLE  ALT=\"%28X%2B4%29%2B5-2=X%2B7=8\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=X%2B7=8 ALIGN=MIDDLE  ALT=\"X%2B7=8\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=X=1 ALIGN=MIDDLE  ALT=\"X=1\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "Check the answer<BR>\n" );
document.write( "1st floor:<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+1 ALIGN=MIDDLE  ALT=\"+1\"   DISABLED_style= \"max-width:90%; height:auto;\" > person+student=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2+ ALIGN=MIDDLE  ALT=\"2+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "2nd floor:<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2%2B3=5 ALIGN=MIDDLE  ALT=\"2%2B3=5\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "3rd floor:<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=5%2B5-2=8 ALIGN=MIDDLE  ALT=\"5%2B5-2=8\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "The answer is verified.  </SPAN>\n" );
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