Algebra
posted by Taurus .
A plane traveled 580 miles to Anakara and back. The trip there was with the wind. It took 5 hours. The trip back was into the wind. The trip back took 10 hours. Find the speed of the plane in still air and the speed of the wind.

Algebra 
Steve
If the speed in still air is s, and the wind speed is w,
580/(s+w) = 5
580/(sw) = 10
s=87
w=29
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