Destiny is eating lunch at her favorite cafe when her friend Jada calls and says she wants to meet her. Jada is calling from a city 55 miles away and wants to meet Destiny somewhere between the two locations. Jada says she will start driving right away, but Destiny needs 10min to finish her lunch before she can begin driving.
Jada plans to drive at 55 mpℎ, whereas Destiny usually averages about 70 mpℎ. Ignore acceleration and assume the highway is a straight line.

How many minutes tmeet will Jada be driving before she meets Destiny?
tmeet = _____