You're prepared to make monthly payments of $320, beginning at the end of this month, into an account that pays 9 percent interest compounded monthly. How many payments will you have made when your account balance reaches $22,655?

can it be please hand sloved (in a book)

You're prepared to make monthly payments of $320, beginning at the end of this month, into an account that pays 9 percent interest compounded monthly. How many payments will you have made when your account balance reaches $22,655