document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=947295>Question 947295</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Yellowstone national park is a popular field trip destination. This year the senior class High school A an the senior class at high school B both planned trips there. The senior class at high school A rented and filled 7 vans and 14 buses with 504 students. High school B rented and filled 14 vans and 13 buses with 588 students. Every van had the same number of students in it as did the buses. Find the number of students in each van and in 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 #577966 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39618)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><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=577966\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Assign variables like v for how many students per van, and b for how many students per bus.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "CLASS A:<BR>\n" );
document.write( "7v+14b=504\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "CLASS B:<BR>\n" );
document.write( "14v+13b=588\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "IF you multiply the A equation by 2, then you can form a system,<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=system%2814v%2B28b=1008%2C14v%2B13b=588%29 ALIGN=MIDDLE  ALT=\"system%2814v%2B28b=1008%2C14v%2B13b=588%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "perfectly set for eliminating the v terms and quickly finding value for b. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );