73. Write the explicit formula for each situation.

A. Carly opened a savings account with a $75 deposit. For

every month after the first month, she deposits $25.

B. Kyle opens a bank account to save for a car. His initial

deposit is $250, and he plans to deposit 10% more each

month.

( a = initial value, b= growth decay rate (if an increase,

add % to 100% and turn into decimal. If a decrease,

subtract % from 100% and turn into decimal)