Question
Asked Nov 24, 2019
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A ship made a trip of 138 mi in 12 h. The ship traveled the first 54 mi at a constant rate before increasing its speed by 5 mph. It traveled another 84 mi at the increased speed. Find the rate of the ship for the first 54 mi.
mph

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Expert Answer

Step 1

let x be the rate of speed for first 54 mi.

(x + 5) = r...

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distance It is known that travel time= speed

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