find an equation of the line containg (3,-4) and having slope -2 . if this line contains the points (a,8) and (5,b) find a and b​

How to determine whether two known pairs of points are on the same line.

For each proportion find the unknown number x 1/5/8=×/15

C. using a standard deck of 52 cards, the probability of selecting a 4 of diamonds or a 4 of hearts is an example of a mutually exclusive event. true of false