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Your friend has $100 when he goes to the fair He spends $10 to enter the fair and $20 on food. Rides at the fair cost $2 per nde. Which function can be used to determine how much money he has left over after x rides?

Your friend has $100 when he goes to the fair He spends $10 to enter the fair and-example-1

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Answer:

f(x) = -2x + 70

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