Answer: 40 tickets.
Step-by-step explanation:
Let's call:
x: the number of child tickets sold that day.
y: the number of adult tickets sold that day.
Based on the information given in the problem, you can make the following system of equations:
You must use the method of substitution to solve the system of equations:
Substitute y=3x into the second equation and solve for x:
Then the answer is: 40 tickets.
Answer:
answer choice ?
Step-by-step explanation: