Question 461876
x1		y1	x2	y2				
4.5		13.5	-3.5	-9				
								
slope m =		(y2-y1)/(x2-x1)						
(	-9	-	13.5	)/(	-3.5	-	4.5	) 
(	-22.5	/	-8	)  				
m=		2.81