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Mathematics, 15.10.2019 02:00 talia43

The wait time of a line x hours after a store opens is given by the expression: 40x - 12x + 23. what does the value 23 represent?
a: the total rate of change in people per hour
b: the total number of people in line
c: the rate at which people join the line
d: the number of people in line when the store opened

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