Sandra has $23,000 of inheritance in the bank. She pays (withdraws) 4% of what is in the bank to make her car payment twice per year.

Write an equation that models this situation and graph it
 
where b is the amount in Sandra's bank account and y is the number of years

Clear All Draw: LineExponentialGeneral Exponential


How much money will Sandra have in her bank account after 5 years?

How much money will Sandra have in her bank account after 10 years?