Alex is saving money because she would like to purchase the new video gaming system that everyone has been talking about. after two weeks of saving she had $47. after 24 weeks of saving she had $430. approximately how many dollars per week did alex save on average between weeks 2 and 4?

Through: (-3,-3) parallel to y= 7/3x+3

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) .

Precalculus question, image attached.