In a scatterplot what does the term outlier mean?

I need help pls

Mary beth used the mapping rule to find the coordinates of a point that had been rotated 90° counterclockwise around the origin. examine the steps to determine whether she made an error. m (3, –6) is rotated 90° counterclockwise. (x, y) → (–y, x) 1. switch the x- and y-coordinates: (6, –3) 2. multiply the new x-coordinate by –1: (6(–1), –3) 3. simplify: (–6, –3) .

Select a graph that have an equation with a < 0

The holiday party will cost $160 if 8 people attend.if there are 40 people who attend the party, how much will the holiday party cost