SOLUTION: The sum of the speeds of two planes is 800 miles per hour. The speed of the first plane is three times as fast as the speed of the second plane. Find both speeds.
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Question 1125560: The sum of the speeds of two planes is 800 miles per hour. The speed of the first plane is three times as fast as the speed of the second plane. Find both speeds. Answer by math_helper(2461) (Show Source):
