IM DOING LINEAR MODELS PLS HELP WHO EVER IS GOOD AT THEM PLS Your friend has $90 when he goes to the fair. He spends $5 to enter the fair and $15 on food. Rides at the fair cost $1.50 per ride. Which function can be used to determine how much money he has left over after x rides? (1 point)
Answer choices:
A. f(x) = 1.5x + 70
B. f(x) = −1.5x + 70
C. f(x) = −1.5x − 70
D. f(x) = −20x + $90

circle area = pi * radius^2

if diameter = 10 then radius = 5

circle area = pi * 5^2

circle area = pi * 25

circle area = 78.5398163397 square units

step-by-step explanation:

ok then what happened.

step-by-step explanation:

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