Topher, the green giant, wears enormous shoes. The length of one of his shoes is 10 inches longer than 9 times the length of one of Bobby’s shoes. If the length of one of Topher’s shoes is 8-feet…👇

Topher, the green giant, wears enormous shoes. The length of one of his shoes is 10 inches longer than 9 times the length of one of Bobby’s shoes. If the length of one of Topher’s shoes is 8-feet and 4-inches, how long, in inches, is one of Bobby’s shoes?