Mr. wellborn arrives at work at 8: 40am. he leaves for work 50 minutes before he arrives. at what time does mr. wellborn leave for work?

Which statements are true? see picture

Let f(x) = 3 − x . find the average rate of change of f(x) from x = a to x = a + h and simplify your answer so that no single factor of h is left in the denominator.

Which number is located at point a on the number line? a number line is shown from negative 10 to 10 with each interval mark on the number line representing one unit. point a is labeled one interval mark to the right of negative 5.