1.
An elementary school sells tickets to the school play to raise money for new playground
equipment. A total of 82 tickets are sold with ticket prices of $12 per adult and $3 per child. The
school raised $795 from ticket sales. For the following problems, Use x for the number of adults
and y for the number of children. a) Write a mathematical expression for the total number of
tickets sold. b) Write a mathematical expression for the total amount of ticket sales. c) How
many adults attended the play?
Solution
total number of tickets sold = 82 a) x + y = 82 b) 12x + 3y = 795 c) the number of adults who
attended the play is x = 61