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Part A: Darla rented a room for 3 days at $285.00 per day. If she rents the same room for 6 days, it would cost $510.

Write an equation in the standard form to represent the total rent (y) that Darla has to pay for renting the room for x amount of days. (4 points)

Part B: Write the equation obtained in Part A using function notation. (2 points)

Part C: Describe the steps to graph the equation obtained above on the coordinate axes. Mention the labels on the axes and the intervals.

Respuesta :

nobillionaireNobley
3 days rent = $285.00 x 3 = $855.00
y - 855 = (510 - 855)/(6 - 3) (x - 3)
y - 855 = -115(x - 3)
y - 855 = -115x + 345
y + 115x = 1200

In function notation we have, f(x) = -115x + 1200

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