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OpenStudy (anonymous):
2. 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 the wind?
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OpenStudy (anonymous):
35 mph
OpenStudy (anonymous):
Thank you
OpenStudy (anonymous):
solve the equations x=217 & (630)/(x+y)=455/(x-y)
OpenStudy (anonymous):
welcome
OpenStudy (anonymous):
How did you get this answer.. I have to show work and I can't figure it out...
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