Kevin has two part-time jobs. He delivers pizza for Pedro's Pizzeria and makes $8 an hour, plus $20 for driving expenses each week. He also does odd jobs for a local hardware store, where he is paid $10 an hour. a. Write a system of equations to describe the scenario where h represents the number of hours Kevin works, and a represents the amount he earns at each job in a week. b. How many hours must Kevin work at each job so that his earnings from both jobs are the same? c. What would his income from each job be in that case