SOLUTION: a certain aircraft can fly 912 miles with the wind in 3 hours and travel the same distance against the wind in 8 hours. what is the speed of the wind.

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Question 131189: a certain aircraft can fly 912 miles with the wind in 3 hours and travel the same distance against the wind in 8 hours. what is the speed of the wind.
Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
rate=distance/time

let a=aircraft and w=wind __ 912/3=a+w __ 304=a+w __ 304-w=a

912/8=a-w __ 114=a-w __ substituting 114=(304-w)-w

subtracting 304 __ -190=-2w __ dividing by -2 __ w=