What are the solutions of the quadratic equation x^2+11x=-24

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When 142 is added to a number the result is 64 more then 3 times the number. option 35 37 39 41

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