A plane flies at an average rate of 450 miles per hour. It can travel 980 miles with the
Chapter 6, Problem 92(choose chapter or problem)
A plane flies at an average rate of 450 miles per hour. It can travel 980 miles with the wind in the same amount of time as it travels 820 miles against the wind. Solve the equation 980 450 + x = 820 450 - x to find the average rate of the wind, x, in miles per hour.
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