Which situation cannot be represented by this equation? −14x+14=8 a hot-air balloon has a 14-foot diameter that each 14 of an hour gets steadily smaller. at what rate, x, does the balloon have to shrink per hour before it has shrunk to a diameter of 8 feet? a hot-air balloon has a 14-foot diameter that is getting smaller at a rate of 14 foot per minute. how many minutes, x, will it take before the balloon has shrunk to a diameter of 8 feet? a hot-air balloon has an 8-foot diameter that is changing at a rate of 14 foot per minute. how long in minutes, x, will it take until the balloon has a diameter of 14 feet?