Question 1050352
(0,20)
(3,11) m = -3/9 = -1/3  m ={{{(y[1] - y[2])/(x[1] - x[2] )}}}
y - 20 = (-1/3)(x - 0)  **Using point-slope form, {{{y - y[1] = highlight_green(m)(x - x[1])}}}
y = (-1/3)x +20