Hailey works at a gift shop after school. She is paid $10 per hour plus 15% commission on merchandise she sells. Select an equat
ion that represents her earnings in a week if she sold $550 worth of merchandise. Select one: a. y= 10x+535, where x =number of hours worked
b. y= 10x+82.5, where x =number of hours worked
c. y= 10x+522.5,where x =merchandise sold
d. y= 0.15x+10, where x =merchandise sold
No it is not a function, because a function cannot have more than one output per input. When x=-3, there are two solutions shown: (-3,2) and (-3,3), therefore it cannot be a function.
