You can put this solution on YOUR website!
FIRST WE FIND THE SLOPE (Y2-Y1)/(X2-X1)
(6-5)/(0-1)=1/-1=-1 IS THE SLOPE OF THIS LINE.
NOW REPLACE X & Y IN THE LINE EQUATION BY ONE SET OF COORDINATES & SOLVE FOR THE Y INTERCEPT(b).
6=b SO WE HAVE THE LINE EQUATION
(graph 300x200 pixels, x from -6 to 6, y from -10 to 10, y = -x +6).