Algebra 1
posted by joe .
An airplane travels 6200 km against the wind in 8 hours and 7080 km with the wind in the same amount of time. What is the rate of the plane in still air and what is the rate of the wind?

Algebra 1 
Steve
6200/(pw) = 8
7080/(p+w) = 8
(p,w) = (830,55)
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