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9 November, 10:23

A plane traveled for a total of 1,190 miles over the course of 5 hours. Heading east, the plane traveled at an average speed of 266 miles per hour, and heading north, it traveled at an average speed of 196 miles per hour. For how many hours was the plane heading east?

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  1. 9 November, 10:29
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    Two equations are:

    Te is time east

    Tn is time north

    Te + Tn = 5 hours

    266Te + 196Tn = 1190 is the distance equation

    Solve these two equations and

    Te = 3 hours and Tn = 2 hours
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