Draw a free-body diagram for the elevator, Physics

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Erika is on an elevator and presses the button to go down.

When the elevator first begins moving, it has an acceleration of 2.5 m/s² downward.

Erika and the elevator have a combined mass of 1250 kg.

a) Draw a free-body diagram for the elevator.

b) What is the tension in the cable that provides the upward force on the elevator car?

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