What does it mean to represent something? In what other situations have you heard that term used, and how was its meaning in those situations similar to its usage in
algebra?

Darcy deposited $390 into a savings account. as long as the account balance remains at or above $150, she does not have to pay a service fee for the account. for how many months can she withdraw $40 a month without having to pay service fees? a) 3 b) 5 c) 6 d) 9