document.write( "Question 394427: One thousand tickets were sold at a game. Adult tickets cost $8.50 while kids cost $4.50, for a total of $7,300. How many tickets of each kind were sold? \n" ); document.write( "
Algebra.Com's Answer #279858 by mananth(16946)![]() ![]() You can put this solution on YOUR website! One thousand tickets were sold at a game. Adult tickets cost $8.50 while kids cost $4.50, for a total of $7,300. How many tickets of each kind were sold? \n" ); document.write( ".. \n" ); document.write( "adult tickets ----------- x numbers -----------8.50 \n" ); document.write( "kids tickets--------------y numbers------------4.50 \n" ); document.write( "total 7300 \n" ); document.write( ".. \n" ); document.write( "x+y =1000.....................1 \n" ); document.write( "8.5x+4.5y= 7300...............2 \n" ); document.write( "... \n" ); document.write( "multiply (1) by -8.5 \n" ); document.write( "-8.5x-8.5y = -8500 \n" ); document.write( ".. \n" ); document.write( "add this to (2) \n" ); document.write( "-4x=-1200 \n" ); document.write( "/4 \n" ); document.write( "x= 300 adult tickets \n" ); document.write( "plug value of x in(1) \n" ); document.write( "y =700 kids tickets.\r \n" ); document.write( "\n" ); document.write( ". \n" ); document.write( "m.ananth@hotmail.ca \n" ); document.write( " |