A small rural town has experienced growth at a rate of 50 people per year since 2000. If the population of the town in 2000 was 600, which of the following equations represents the town's population as a function of time? (Assume 2000 is represented by x = 0, 2001 is represented by x = 1, and so on).
A.
50x + y = 600
B.
50x – y = –600
C.
x + 50y = 600
D.
x – 50y = 600

Ascientist wants to use a model to present the results of his detailed scientific investigation. why would a model be useful? a )because the model makes the concepts easier to understand b) because the model is easy to put together and to use c) because the model prevents other scientists from asking questions d) because the model requires the audience to pay full attention to it i don't know what to choose because between a and d a is much more likely than d because it only wants to get the attention of the audience. i'm confuse.