Many airlines have a size limitation for carry-on luggage. the limitation states
that the sum of the length, width and height of the suitcase must not exceed 45 inches.
a. write an inequality that describes the airlines' carry-on size limitation
b. a passenger needs to bring a soil sample on the plane that is at least 1 cubic foot. the passenger is
bringing it in a suitcase that is in the shape of a cube with side length 7 inches. write an inequality
that gives the minimum length for .