Question 81004
SLOPE=(Y2-Y1)/(X2-X1)
(-2-3)/(4+1)
-5/5=-1 FOR THE SLOPE
NOW SUBSTITUTE A SET OF X & Y POINTS & SOLVE FOR THE Y INTERCEPT(b)
3=-1*-1+b
3=1+b
b=3-1
b=2 THE Y INTERCEPT.
Y=-X+2