Question 1155223
the formula is y = 2.25 * x + 15
the entrance fee is 15.
the price per ticket is 2.25
the number of tickets is x
therefore, for 6 tickets, the fo
formula becomes y = 15 + 2.25 * 6
solve for y to get y = 28.50
that's the cost for entrance fee plus 6 tickets.