SOMEONE PLEASE HELP I NEED TO FINISH THIS FAST 6x + 5y + 2 + 3x simplify

Little’s law firm has just one lawyer. customers arrive randomly at an average rate of 6 per 8 hour workday. service times have a mean of 50 minutes and a standard deviation of 20 minutes. how long does a customer spend at little’s law firm on average?

Asequence is defined recursively using the formula f(n + 1) =f(n) - 5. which sequence could be

Ahiker stands at an unknown elevation before he ascends 2 miles up a mountain to an elevation of 9 miles. find the elevation of the hiker before his ascent.