WGU Applied Algebra Exam - Topic 4 Question 4 Discussion

The function represents the number of people expected to audition this year.

The input represents the number of people who auditioned last year.

The problem says this year's number is expected to be 3 less than last year's number. Therefore, the function rule is:

We are told that 280 people auditioned last year, so:

Substitute into the function:

So, the notation that represents the number of people expected to audition this year is:

This means if 280 people auditioned last year, then 277 people are expected to audition this year.

Therefore, the correct answer is: