Question 51615
Slope m is defined as {{{m=(y2-y1)/(x2-x1)}}}.  Use your points in any order as long as you're consistent -- let's make (-4,5) be (x1,y1).  With substitution we get {{{m=(3-5)/(2-(-4))}}}, which simplifies to {{{m=-2/6}}} and that reduces to {{{m=-1/3}}}.