Answer: each snack costs $3.5
Explanation:
The total amount of money spent by the customer at the movie theater is $20.50
The customer buys a $13.50 movie tickets and 2 snacks costs the same amount c. This means that the total cost of the 2 snacks is 2c
Therefore, the total cost of the movie ticket and the snacks is
13.50 + 2c
Therefore,
13.50 + 2c = 20.50
2c = 20.50 - 13.50 = 7
c = 7/2 = 3.5