Solve by using methods of factoring, the square root principle, or the quadratic formula. Round your answers to the nearest tenth.

Sully is having a party and wants to fill his swimming pool. If he only uses his hose, it takes 2 hours more than if he only uses his neighbor's hose. If he uses both hoses together, the pool fills in 3 hours. How long does it take for each hose to fill the pool (in hr)?