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Mathematics, 22.05.2021 01:00 perezsamantha3oqr0za

Your friend has 5100 when he goes to the fair. He spends $10 to enter the fair and $20 on food. Rides at the fair cost $2 per ride. Which function can be used to determine how much money he has left over after x rides?
f(x) = -2x + 70
f(x) = 2x + 70
f(x) = -2x - 70
f(x) = -30% + $100

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Your friend has 5100 when he goes to the fair. He spends $10 to enter the fair and $20 on food. Ride...
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