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When the brakes of a car are engaged, it slows down with a constant deceleration that has a magnitude a . When the brakes engaged

When the brakes of a car are engaged, it slows down with a constant deceleration that has a magnitude a. When the brakes engaged at a speed of 24m/s, it takes the car 7.3 m to come to a complete stop. At what initial speed, in m/s, does it take the car a distance of 12.7 m to come to complete stop after the brakes are engaged?

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