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A water tank is being filled with water. Before water is pumped in, the water level in the tank is 13 inches high. After 20 minutes, the water level is 52 inches high.

If t represents the time in minutes and h represents the water level, which of the following equations can be used to model this situation?
A. h= 39+13t
B. h=1.95t-13
C. h=1.95t+13

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Respuesta :

musiclover10045

Find the inches per minute it is filling at:

52 inches - 13 inches = 39 inches in 20 minutes.

39 inches / 20 minutes = 1.95 inches per minute

Now you need to multiply the inches per minute by the minutes ( t) and add that to the staring value of 13:

C. h = 1.95t + 13

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