Sam is handing out advertisements for an upcoming event. He starts with a box of 5,000 advertisements and
hands out 12 advertisements per minute, on average. Which of the following equations best models the
relationship between the amount of time t, in minutes, Sam spends handing out advertisements and the
number of advertisements, n, remaining?
A t = 5,000n - 12
B
n = 5,000t - 12
t = 5,000 - 12n
D
n = 5,000 - 12t