Chandler started a new subscription box service called SuperTees, which sends subscribers a
superhero-themed T-shirt each month. In the first month, he mailed 220 subscription boxes.
The next month, Chandler mailed 231 subscription boxes.
Write an exponential equation in the form y = a(b) that can model the number of
subscriptions, y, x months after Chandler started the service.
Use whole numbers, decimals, or simplified fractions for the values of a and b.
How many months after Chandler started the service will the number of subscriptions be
greater than 300?
months