document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=271184>Question 271184</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Movie tickets for an adult and three children cost $20. An adults ticket cost $2 more than a childs ticket. Find the cost of the adult's ticket. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #198566 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=198566\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Movie tickets for an adult and three children cost $20. An adults ticket cost $2 more than a childs ticket. Find the cost of the adult's ticket.<BR>\n" );
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document.write( "Equations:<BR>\n" );
document.write( "A + 3C = 20<BR>\n" );
document.write( "A = C + 2<BR>\n" );
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document.write( "Substitute into the 1st equation and solve for \"C\":<BR>\n" );
document.write( "(c+2) + 3c = 20<BR>\n" );
document.write( "4c = 18<BR>\n" );
document.write( "c = 9/2<BR>\n" );
document.write( "c = $4.50 (cost for a child's ticket)<BR>\n" );
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document.write( "Since A = C+2, A = 4.50+2 = 6.50 (cost of an adult ticket)<BR>\n" );
document.write( "============================================================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );