Hailey works at a gift shop after school. She is paid $10 per hour plus 15% commission on merchandise she sells. Select an equation that represents her earnings in a week if she sold $550 worth of merchandise. Select one:

Ay= 10x+535, where x =number of hours worked

By= 10x+82.5, where x =number of hours worked

Cy= 10x+522.5,where x =merchandise sold

Dy= 0.15x+10, where x =merchandise sold