Question

Your friend has $80 when he goes to the fair. He spends $4 to enter the fair and $12 on food. Rides at the fair cost $1.25 per ride. Which function can be used to determine how much money he has left over after x rides?
A. f(x) = 1.25x + 64
B. f(x) = -16x + $80
C. f(x) = -1.25x + 64
D. f(x) = -1.25x - 64

Answer 1

do you know what to do first?

Answer 2

no @HectorH

Answer 3

ok will first he has 80 and he spends 4 and 12 dollars. how much does he have left after that?

Answer 4

you start with a Positive 80
then subtract 4 for the entrance fee
then subtract 12 for the food
do you get a Positive or Negative number?

Answer 5

is the answer A?

Answer 6

no it is not

Answer 7

C then @ROMNAY

Answer 8

its c

Answer 9

:D good job

Answer 10

thnx :)