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the total cost of manufacturing 100 cameras per week is 700 $ and 120 cameras per week is 800 $ ,the the cost equation ,assuming it to be linear is

  • math -

    You have two points on the graph of y(x):

    (100,700) and (120,800)

    The slope is 100/20 = 5

    (y-700)/(x-100) = 5

    y = 5(x-100) + 700
    y = 5x +200

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