Question 133455
SLOPE=(Y2-Y1)/(X2-X1)
(13-17)/(9-5)
-4/4=-1 FOR THE SLOPE.
17=-1*5+b
17=-5+b
b=17+5
b=22 ANSWER FOR THE Y INTERCEPT.
Y=-X+22
{{{ graph( 300, 200, -6, 25, -10, 25, -x +22) }}} (graph 300x200 pixels, x from -6 to 25, y from -10 to 25, -x +22).