Answer:
K=Slope and Y=total
Explanation:
K is the set constant rate and is pay given based on the extend of which in the context she babysits to(x) which represents the amount she makes based of which if she reaches satisfactory standard to get the pay she gets in the context
Y=depends on the amount of time,the amount per a set duration of time and a pre-commission which may or may not be given which is known as “b”.