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Mathematics, 03.08.2019 04:00 vvvvvvvv84

The elevation of city a is 80 feet below sea level; the elevation of city c is 16 feet below sea level. the elevation of city d is 1 over 2 of the elevation of city c. part a: write an expression to represent the elevation, in feet, of city d. (5 points) part b: solve the expression and explain why the answer is negative or positive. (5 points)

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