Question 922071
 (0, -3) and 
(3, 0) m ={{{(y[1] - y[2])/(x[1] - x[2] )}}} = -3/-3 = 1
***Using point-slope form, {{{y - y[1] = m(x - x[1])}}} (0,-3)
y + 3 = 1(x-0)
y = x - 3
0r...
x - y = 3 (Standard Form)