Question

A student saves $15 per week toward the purchase of a guitar. Her grandmother gives her $50 to help her reach her goal, which function can be used to find the amount in dollars the student has saved after x weeks?

Answer 1

f(x)=15x+50

Explanation:

since her grandmother gave her $50 once you just add it to the problem, and she's collecting $15 every week meaning 15x.

Answer 2

Function: y= 15x + 50

or f(x)=15x+50