I can't figure this question out can I please have help with this question

Find the slope of the line that contains the following points. r(-2, 4), s(6, -2)

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?

The volume of a cube is 8 in to the 3rd power. how long is each side?