document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1150111>Question 1150111</A>: <I><SPAN STYLE=\"word-break: break-all;\"> An investor buys a total of 360 tickets for CONCERT. The price of adult ticket is $35, while the price for children's ticket is $45. The investor spends a total of $15000. How many tickets for adult and for children did he buy? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #771471 by </B><A HREF=/tutors/aboutme.mpl?userid=VFBundy><B>VFBundy(438)</B></A><img src=\"/images/stars/stars-10.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=VFBundy><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=VFBundy><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=771471\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> # of Adult tickets = A<BR>\n" );
document.write( "# of Children's tickets = C<BR>\n" );
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document.write( "Set up two equations:<BR>\n" );
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document.write( "A + C = 360<BR>\n" );
document.write( "35A + 45C = 15000<BR>\n" );
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document.write( "Multiply the first equation by -45:<BR>\n" );
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document.write( "-45(A + C) = -45(360)<BR>\n" );
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document.write( "-45A - 45C = -16200<BR>\n" );
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document.write( "Here are your two equations again:<BR>\n" );
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document.write( "-45A - 45C = -16200<BR>\n" );
document.write( "35A + 45C = 15000<BR>\n" );
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document.write( "Add the equations together:<BR>\n" );
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document.write( "-10A = -1200<BR>\n" );
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document.write( "Solve for A:<BR>\n" );
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document.write( "A = 120<BR>\n" );
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document.write( "Go back to the original equations we set up.  The first one is:<BR>\n" );
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document.write( "A + C = 360<BR>\n" );
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document.write( "Plug in A = 120:<BR>\n" );
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document.write( "120 + C = 360<BR>\n" );
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document.write( "Solve for C:<BR>\n" );
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document.write( "C = 240<BR>\n" );
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document.write( "# of Adult tickets = A = 120<BR>\n" );
document.write( "# of Children's tickets = C = 240 </SPAN>\n" );
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