SOLUTION: I am trying to solve this problem but I have go stuck adult tickets for a play cost $8.00 There were 21 people in all the theatre collected $288.00 in all I need to find out how

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Question 60873: I am trying to solve this problem but I have go stuck adult tickets for a play cost $8.00 There were 21 people in all the theatre collected $288.00 in all I need to find out how many children attended the theatre.
18(21-y)+8=288
378-18+8x=288
378-y=288
378-288=y this is where I got lost please help me with this Thank you so much.
Answer by checkley71(8403) About Me  (Show Source):
You can put this solution on YOUR website!
8(21-C)+?C=288 QUESTION? WHAT IS THE 18 FOR??????
CAN'T SOLVE THIS PROBLEM UNLESS YOU KNOW HOW MUCH THE CHILDREN'S TICKET COSTS!
OR YOU NEED TO KNOW HOW MANY CHILDREN ATTENDED, THEN YOU CAN FIND THE PRICE OF THEIR TICKETS!