Harper, Elie, and Raina are having a skateboard race. Harper began at the starting line and rode at a constant rate of 3 feet per second. Elie got a five-foot head start and rode two feet
every 3 seconds. Raina rode 3 feet every five seconds and had a two-foot head start.

s

step-by-step explanation:

can you post the graph?

answer: hence, function will be

explanation:

since we have given that

cost of a new textbook = $85

according to question, the resale value of a textbook decreases by 25% with each previous owner,

so, our function becomes,

here, y is the total value of the text book after x owners.

hence, function will be