document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=14733>Question 14733</A>: <I><SPAN STYLE=\"word-break: break-all;\"> problem: <BR>\n" );
document.write( "(you have to use an equation to solve the problem)<BR>\n" );
document.write( "the attendance at the ball game was 400 people. student tickets cost $2 and adult tickets cost $3. if $1050 was collected in ticket sales, how many of each type of ticket were sold?  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #7634 by </B><A HREF=/tutors/aboutme.mpl?userid=LilSkittleMd><B>LilSkittleMd(119)</B></A><img src=\"/images/stars/stars-09.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=LilSkittleMd><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=7634\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The two equations are:<BR>\n" );
document.write( "a+s=400<BR>\n" );
document.write( "3a+2s=1050<BR>\n" );
document.write( "Solve the first equation for a:<BR>\n" );
document.write( "a=400-s<BR>\n" );
document.write( "Substitute a into the second equation<BR>\n" );
document.write( "3(400-s)+2s=1050<BR>\n" );
document.write( "Distribute<BR>\n" );
document.write( "1200-3s+2s=1050<BR>\n" );
document.write( "1200-s=1050<BR>\n" );
document.write( "-s=-150<BR>\n" );
document.write( "s=150<BR>\n" );
document.write( "Substitute the value of s into one of the original equations<BR>\n" );
document.write( "a+150=400<BR>\n" );
document.write( "a=250<BR>\n" );
document.write( "There were 250 adult tickets sold and 150 student tickets sold </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );