Which of the following relations is a function? A. (-5, 2), (-4, 3), (4, 7), (6, 2) B. (-4, -2), (-5, -5), (4, 8), (4, 2) C. (-5, 0), (-4, 5), (-5, -3), (4, 9)

One month, a music site observed that 60% of the people who downloaded songs from its site downloaded q sam's latest single. the equation below represents this information, where x represents the total number of people who ddownloaded songs from the site that month: x = 0.6x + 384 how many people who downloaded songs from the site that month downloaded q sam's latest single?