Question

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 how much money he has left over after x rides?

Answer 1

Hey there!! So the answer to your math prob is  f(x)=-2x + 70 if chu need anymore help jus comment!! Have a grreat day ^-^

Answer 2

f(x)=-2x + 70
i hope that correct