Suppose you receive $100 for a graduation present, and you deposit it in a savings account. Then cach
week thereafter, you add $5 to the account but no interest is earned. The amount in the account is a
function of the number of weeks that have passed.
a
IFF(x) represents the amount of money you have left in your savings account after x weeks,
write a function to model the situation.
F(x) =
b. Suppose you get a job at a Doggy Daycare. Now, you can add $10 a week to your savings
account. Write a new function to model this if you start adding $10 a week after you already
have $130 in your account
F(x) =