Question 1058358
(15,300)
(10, 200)  m ={{{(y[1] - y[2])/(x[1] - x[2] )}}},  m = 100/5 = 20
|***Using point-slope form, {{{y - y[1] = highlight_green(m)(x - x[1])}}}
y -200 = 20(x-10)
y = 20x