Question

1. emerson has $120. each week, he saves an additional $15. write a function f(x) that models the total amount of money emerson has after x weeks. (show your work)

f(x) =

Explanation:

Step1: Identify initial amount and weekly savings

Initial amount: $120, weekly savings: $15, weeks: \( x \)
Savings after \( x \) weeks: \( 15x \)

Step2: Form total amount function

Total = Initial + Savings over \( x \) weeks
\( f(x) = 120 + 15x \)

Answer:

\( f(x) = 15x + 120 \)