The library charges 0.15 a day for each day a book how many days late is a book if the fine is 2.10

y-1700=200(x+4)

step-by-step explanation:

200(x+4) is 200x + 800 she is saving 200 per week x is the weeks and the -1700 is. us that’s howmuch she already had

x = 12

y = 1

for the points!