Write an equation in point slope form for the line through the given point with the given slope.

(10,-9); m=-2

a. y-9=-2(x+10)
b. y+9=-2(x-10)
c. y-10=-2(x+9)
d. y-9=-2(x-10)

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?

If x is 6, then 7x= a. 13 b. 42 c. 42x d. 76

Which of the following contains a variable?