Mathematics, 09.11.2021 23:20 SoccerAllStar2

A boy rides away from home in an automobile at the rate of 28 km/h and walks back at the rate of 4 km/h. The round trip is x km. Write and simplify an expression that will represent the total time, in hours, the boy travelled. (distance=speed *time)

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A boy rides away from home in an automobile at the rate of 28 km/h and walks back at the rate of 4 k...

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