For which equations is x = 9 a possible solution? check all that apply.

.

[x] = 9

-[x] = 9

--|-x= 9

-|-x]=_9

[x] =-9

o |-x] = 9

|-x] =-9

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