1. the county fair charges $1.50 per ticket for the rides. jermaine bought 20 tickets for the rides and spent a total of $48.75 at the fair. jermaine spent his money only on ride tickets and fair admission. the price of the fair admission is the same for everyone. use y to represent the total cost and x to represent the number of ride tickets. (a) define your variables. (b) write a linear equation that can be used to determine the cost for anyone who only pays for ride tickets and fair admission.