document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=773538>Question 773538</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Karl's school is selling tickets to a choral performance. On the first day of ticket sales the school sold 13 senior citizen tickets and 4 child tickets for a total of $255. The school took in $255 on the second day by selling 9 senior citizen tickets and 8 child tickets. Find the price of a senior citizen and the price of a child ticket.\r<BR>\n" );
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document.write( "How would you solve this?\r<BR>\n" );
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document.write( "Thank You. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #471631 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=471631\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Karl's school is selling tickets to a choral performance. On the first day of ticket sales the school sold 13 senior citizen tickets and 4 child tickets for a total of $255. The school took in $255 on the second day by selling 9 senior citizen tickets and 8 child tickets. Find the price of a senior citizen and the price of a child ticket. <BR>\n" );
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document.write( "Value Equations:<BR>\n" );
document.write( "13s + 4c = 255 dollars<BR>\n" );
document.write( "9s  + 8c = 255 dollars<BR>\n" );
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document.write( "Modify for elimination::<BR>\n" );
document.write( "26s + 8c = 510<BR>\n" );
document.write( "9s  + 8c = 255<BR>\n" );
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document.write( "19s = 255<BR>\n" );
document.write( "s = $13.42 (price of a senior ticket)<BR>\n" );
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document.write( "Solve for \"c\":<BR>\n" );
document.write( "9s + 8c = 255<BR>\n" );
document.write( "9*13.42 + 8c = 255<BR>\n" );
document.write( "c = $16.78 (price of a child's ticket)<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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document.write( " </SPAN>\n" );
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