PLEASE NEED HELP ASAP

need help on figuring out axis of symmetry

thank you so much!​

Two lines parallel to a third line are parallel to each other. always sometimes or never

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?

Consider the set of all four-digit positive integers less than 2000 whose digits have a sum of 24. what is the median of this set of integers?