SAT, 01.04.2020 16:28 stressedstudent1906

The population of two different villages are modeled by the equations shown below. The population (in thousands) is represented by y and the number of years since 1975 is represented by x. What year(s) did the villages have the same population? What was the population of both cities during the year(s) of equal population? Lewiston: y= x^2 - 30x +540; Lockport: y= 20x +15

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