Mathematics, 13.01.2020 13:31, graceshort7orepzg

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 $2.00 per ride. which function can be used to determine and how much money he has left over after x rides?
a. f(x) = -2x + 70
b. f(x) = 2x + 70
c. f(x) = -2x - 70
d. f(x) = -30x + $100

Answers: 2

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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. ride...