document.write( "Question 167517: Tickets for adults are 5.50 and tickets for children are 3.50. How many of each kind of ticket was purchased if 21 tickets were bought for 83.50? \n" ); document.write( "
Algebra.Com's Answer #123411 by checkley77(12844) ![]() You can put this solution on YOUR website! 5.5X+3.50(21-X)=83.50 \n" ); document.write( "5.5X+73.5-3.50X=83.50 \n" ); document.write( "2X=83.50-73.50 \n" ); document.write( "2X=10 \n" ); document.write( "X=10/2 \n" ); document.write( "X=5 ADULT TICKETS WERE SOLD. \n" ); document.write( "21-5=16 CHILDREN TICKETS WERE SOLD. \n" ); document.write( "PROOF: \n" ); document.write( "5.50*5+3.50*16=83.50 \n" ); document.write( "27.50+56.00=83.50 \n" ); document.write( "83.50=83.50 \n" ); document.write( " |