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Mathematics, 05.05.2020 08:17 RDS468

Suppose that the weight (in pounds) of an airplane is a linear function of the total amount of fuel (in gallons) in its tank. When graphed, the function gives a line with a slope of 5.7. See the figure below. With 47 gallons of fuel in its tank, the airplane has a weight of 2367.9 pounds. What is the weight of the plane with 78 gallons of fuel in its tank?

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