SOLUTION: a plane flies 630 miles with the wind in the same time that it takes to fly 455 miles against the wind. if this plane flies at the rate of 217 mph in still air what is the speed of

Algebra ->  Rate-of-work-word-problems -> SOLUTION: a plane flies 630 miles with the wind in the same time that it takes to fly 455 miles against the wind. if this plane flies at the rate of 217 mph in still air what is the speed of      Log On

                  rate             time        distance
WITH              217+w             t           630
AGAINST           217-w             t           455