For academic stuff what is 56624 divided by 2? ok so this user venus1324 is rlly testing my nerves because im giving ppl free points pls stop deleting them THANK YOU

Which statements regarding efg are true? check all that apply.

What is the solution to this system of equations? y= 2x - 3.5 x - 2y = -14

Scores on a university exam are normally distributed with a mean of 78 and a standard deviation of 8. the professor teaching the class declares that a score of 70 or higher is required for a grade of at least “c.” using the 68-95-99.7 rule, what percentage of students failed to earn a grade of at least “c”?