Name the algebraic property demonstrated an example below: 3•(x•y)=(3•x)•y

What is the slope of a line that is perpendicular to y = 3x + 1

The measure of one angle of an octagon is two times smaller that of the other seven angles. what is the measure of each angle?

Logan wants to know how many skateboards have defective parts. he inspects 20,000 skateboards and keeps track of the number of defects per board. use his probability distribution table to find the expected value for defects on a skateboard.