2. Fill in the blanks to solve the equation for x. 9 points
6x-9 = 4x - 15
6x - 9+ = 4x - 15+
6x = 4X -
6x -
= 4x - 6 -
-3x
-6
X =

The mean finish time was 185.52 with a standard deviation of 0.327 minute. the winning car driven by chris finished in 185.13. the previous year race had a mean finish time of 110.3 with a standard deviation of 0.106. the winning car that year driven by karen finished in 110.13 minutes. find their respective z-scores. chris - z-score karen “- z-score