Acompany rents out 15 food booths and 20 game booths at the county fair. the fee for a food booth is $100 plus $5 per day. the fee for a game booth is $50 plus $7 per day. the fair lasts for 'd' days, and all the booths are rented for the entire time. write and simplify an expression for the amount in dollars the the company is paid.