Which expression has a value that is equivalent to 5n + 13 when n = -5?

a) 2n + 2
b) n² + 13
c) 4n + 8
d) n + 8

Problem 3 a bank charges a service fee of $7.50 per month for a checking account. a bank account has $85.00. if no money is deposited or withdrawn except the service charge, how many months until the account balance is negative