After teaching her students about the Statue of Liberty in school, Ms. Kent plans a field trip to visit the statue. Ms. Kent plans to buy tickets for the ferry and statue tour. This sign shows the regular cost of tickets for the ferry and statue tour. Ms. Kent will order 1 adult ticket and some child tickets. The total regular cost of these tickets is $484.50. Write an equation that can be used to determine x, the number of child tickets that Ms. Kent plan