SOMEONE PLEASE PLEASE

What is the inverse of the function f(x) = 2x + 1?

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

Point m is located at (-4, -6). what is located 4 units from point m? ( its on a coordinate plane by the way. )