Which of the following data sets indicates a strong negative correlation?
[(-3, 8), (-3, 8), (-3, 8), (-3, 8)}
[(-3, 8), (-2,-6), (-1,4), (0, -2)]
[1-2, 4), (0.-2), (2,0), (4,2))
[(-2, 4), (-1,2), (0, 0), (1, -2)]

Rectangle pqrs has length a and width 4b. the x-axis bisects ps and qr what are the coordinates of the vertices

What is the value of x when x + 7 = 21?

Lin is writing an equation to model the proportional relationship between y, the total cost in dollars of downloading videos from a website, and x, the number of videos downloaded. she knows that the total cost to download 3 videos was $12. her work to find the equation is shown below. joylin’s work step 1 k= 3/12= 0.25 step 2 y= 0.25x where did joylin make her first error?