Question

Jessica is selling books during the summer to earn money for college. She earns a commission on each sale but has to pay for her own expenses. After a month of driving from neighborhood to neighborhood and walking door-to-door, she figures out that her weekly earnings are approximately a linear function of the number of doors she knocks She writes the equation of the function like this E(x)=7x-25where the number of doors she knocks on during the week and is her earnings for the week in dollars.Which of the following are reasonable interpretations of the -intercept of Jessica's function?Check all that apply.
A. She can earn $7 per week even if she does not knock on any doors.
B. If she does not knock on any doors during the week, she will lose 25$.
C. She will lose 7$ per week if she does not knock on any doors
D. Her expenses are 25$

Answer 1

option D.

B might sound plausible mathematically, but in reality no expenses arise by doing nothing at all

Answer 2

Answer:

D. Her expenses are $25

Step-by-step explanation: