SOLUTION:
A plane flies at x miles per hour in still air. Flying with a tailwind, its speed is 485 miles per hour. Against the wind, its air speed is only 445 miles per hour. What is the
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Question 578022:
A plane flies at x miles per hour in still air. Flying with a tailwind, its speed is 485 miles per hour. Against the wind, its air speed is only 445 miles per hour. What is the speed of the wind?
Answer by dfrazzetto(283) (Show Source): You can put this solution on YOUR website!
x+wind = 485
x-wind = 445 multiply by -1
x+wind =485
-x+wind = -445
____________________
2(wind) = 40
wind = 20 mph
x=465 mph
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