A phone company offers two monthly charge plans. In Plan A, the customer pays a monthly fee of $2.60 and then an additional 5 cents per minute of use. In Plan B, there is no monthly fee, but the customer pays 7 cents per minute of use.
For what amounts of monthly phone use will Plan A cost more than Plan B?
Use m for the number of minutes of phone use in a month, and solve your inequality for m.