What do the following two equations represent?

y + 6 = -1/3(x - 15)

2x + 6y = 24

same line
parallel lines
perpendicular lines
intersecting but not perpendicular

Need on this geometry question. explain how you did it.

Which table represents points on the graph of h(x) = 3√-x+2?

Monitors manufactured by tsi electronics have life spans that have a normal distribution with a standard deviation of 1800 hours and a mean life span of 20,000 hours. if a monitor is selected at random, find the probability that the life span of the monitor will be more than 17,659 hours. round your answer to four decimal places.