document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=3390>Question 3390</A>: <I><SPAN STYLE=\"word-break: break-all;\">  I've tried many times to find the answer... and I've also never had a real big thing for math that's why I'm in summer school right now... If I could get any help at all it would be great, and maybe a brief x-pla. on how it's to be done<BR>\n" );
document.write( "\"A theater sells children's tickets for $4 and adult tickets for $7. One night 575 tickets worth $3575 were sold.<BR>\n" );
document.write( "How many adults and children bought tickets\"<BR>\n" );
document.write( "Thanks Many<BR>\n" );
document.write( "Matt McIvor </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #1495 by </B><A HREF=/tutors/aboutme.mpl?userid=longjonsilver><B>longjonsilver(2297)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=longjonsilver><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=longjonsilver><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=1495\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> questions like this...you need to investigate th eenglish and try to convert it to maths. There will be 2 things you do not know, so you need 2 (or more) equations to find them.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "I have written Lessons on this site on Linear Equations and solving them simultaneously, so look at those to help you understand that bit...first the 2 equations:\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "1. Define the 2 things you are asked for:\r<BR>\n" );
document.write( "\n" );
document.write( "Let x = number of child tickets<BR>\n" );
document.write( "Let y = number of adult tickets.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "2 Find the 2 equations:<BR>\n" );
document.write( "a. we know the total number of tickets sold one night = 575, so x+y=575 --eqn1\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "b. each child ticket = $4:<BR>\n" );
document.write( "if we sold 1, that would be 4*1<BR>\n" );
document.write( "if we sold 2, that would be 4*2<BR>\n" );
document.write( "if we sold 5, that would be 4*5<BR>\n" );
document.write( "so, if we sold x, that would be a total cost of 4*x... or 4x\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "Similarly, for the adult tickets, their total cost = 7y\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "And we know that the total cost of all the tickets was $3575, so 4x+7y = 3575 --eqn2.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "Now you have the 2 equations, look at my lessons to find out how to solve them.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "Good luck.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "jon.<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );