Please help me!! ‎ ‎ ‎ ‎
‎ ‎ ‎ ‎
‎ ‎ ‎ ‎
‎ ‎ ‎ ‎
‎ ‎ ‎ ‎
‎ ‎ ‎ ‎

Sherina wrote and solved the equation. x-56=230 x-56-56=230-56 x=174 what was sherina’s error? sherina’s work is correct. sherina only needed to subtract 56 from 230. sherina made a subtraction error when subtracting 56 from 230. sherina should have added 56 to both sides of the equation.

25 ! i need asap! ! ill mark brainliest!

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