If there are 1000 raffle tickets sold for a fund raiser and you buy one ticket what's the probability that you won't win

Organisms that live in the alpine and taiga biomes have developed unique adaptations that aid in their survival. the douglas-fir is a conifer tree that grows in the taiga biome. it has an average height of about 70 feet, and its wood is an important source of lumber.

Find the equation of the trend line (line of best fit). show your work i'm using the points (34,76) (42,91)

Don't know how to find x given these segment lengths