Answer:
Price of advance ticket: 15$
Price of same-day ticket: $40
Step-by-step explanation:
Let be the price of one advance ticket and the cost of one same day ticket.
We know that the combined cost of one advance ticket and one same-day ticket is $55, so
equation (1)
We also know that 20 advance tickets and 35 same-day tickets cost $1700, so
equation (2)
Now, let's solve our system of equations step-by-step:
step 1. Solve for in equation (1)
equation (3)
step 2. Replace equation (3) in equation (2)
equation (4)
step 3. Replace equation (4) in equation (3)
We can conclude that the price of one advance ticket is $15 and the price of one same-day ticket is $40.