Step-by-step explanation:
Original x-value = 21
New x-value = 21 * (-1/7) = -3.
Original y-value = 28
New y-value = 28 * (-1/7) = -4.
Hence the coordinates of the new point is (-3,-4).

a.) Initial cost of renting the car is $100
b.) rate of change is slope, that is :
c.) Cost = C and distance = d
the equation will be :
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hope this helped
Answer:
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Step-by-step explanation:
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