Amir’s checking account has a minimum balance of $500. He is charged a $7 overdraft fee for every month his balance is below that minimum in January of 2021 his balance is $385, he makes no more withdrawals or deposits through the year

A.) write an equation to represent Amir’s account balance after x months since January
B.) how much will Amir have in his account after 3 months
C.) how much will Amir have after 12 months
D.) after how many months will Amir’s balance be $0