Write an equation in slope-intercept form for the line that satisfies the following condition.
passes through (1, –20) and (18, 3)

How do you determine whether a relationship represented as as graph is linear or nonlinear

2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?

1. find the area of the unshaded square 2. find the area of the large square 3. what is the area of the frame represented by the shaded region show