Problema Solution
Devon purchased tickets to an air show for 5 adults and 2 children. The total cost was $103. The cost of a child's ticket was $8 less than the cost of an adult's ticket. Find the price of an adults ticket and a child's ticket.
Answer provided by our tutors
Let
a = the cost of adult ticket
c = the cost of child ticket
5a + 2c = 103
The cost of a child's ticket was $8 less than the cost of an adult's ticket:
c = a - 8
by solving the system of equations
5a + 2c = 103
c = a - 8
we find
a = $17
c = $9
click here to see the step by step solution of the system of equations
the price of the adult ticket is $17.
the price of the child ticket is $9.