Question 515625
x1		y1	x2	y2				
6		2	-4	5				
								
slope m =		(y2-y1)/(x2-x1)						
(	5	-	2	)/(	-4	-	6	) 
(	3	/	-10	)  				
m=		-  3/10						 

{{{drawing(300,300,-10,10,-10,10,circle(6,2,0.3),circle(-4,5,0.3),graph(300,300,-10,10,-10,10,y=(-2x/7)+19/5))}}}