Question

Sam is starting a daily log to record the number of hours he spends practicing his guitar. He begins with his log with 70 minutes of practice from last month. He has committed to practicing for 15 minutes a day from now on. Write a function P(x) to represent the total amount of minutes, he will have practiced after x days.

Answer 1

P(x) = 70 + 15x
where x = # of days