Which choice is not a function will Mark brainiest is for the correct answer please help me with thr questions ive asked help with very important

Aboat costs 19200 and decreases in value by 12% per year. how much will it cost in 5 years

Graph the system of equations. { x-y=6 4x+y=4use the line tool to graph the lines. where do i put each point?

An entertainment firm offer serveral dj choices and light shows that range in price based on the rental time period. the djs cost between $219 and $369 per night and the light shows cost between $159 and $309 per night. if you are booking both a dj and a light show write a compound inequality that represents the possible total amount you would pay x