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At an amusement park, Alexa gets a $15 prepaid charge card, and she spends $1.50 for each ride. Write an equation that shows how much money is on the card after each ride.

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Answer:

f(x) = 1.50x - 15

Step-by-step explanation:

Given that:

Worth of prepaid charge card = $15

Cost per ride = $1.50

Amount after each ride :

In solpe - intercept form:

Cost per ride = slope = 1.50

Intercept = $15

Amount left after each ride, f(x)

Number of ride, x

f(x) = 1.50x - 15

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