Chang wants to know if he is improving his skill on the cello. He created a scatter plot and drew a line of best fit. If he uses the point (2,8) and (5,1.5) from his line, which equation would best represent the line of best fit? 10 (2,8) Number 8 Mistakes Played 6 A) y = -2.17x + 12.3 B) y = 2.17x + 3.77 C) y = -0.46x + 9 D) y = -2.17x - 9.35 4 (5,1.5) 1 5 Time Practicing (hours)

Worth 100 points need the answers asap first row -x^2 2x^2 (x/2)^2 x^2 x is less than 2 x is greater than 2 x is less than or equal to 2 x is greater than or equal to 2 second row -5 -5/2 4 5 •2 is less than x& x is less than 4 •2 is less than or equal to x & x is less than or equal to 4 •2 is less than or equal to x& x is less than 4 •2 is less than x& x is less than or equal to 4