Question

which is an equation in slope-intercept form for the line passing through (5, 1) and (–4, 7).

Answer 1

m = 6/-9 = -2/3
y - 1 = -2/3(x - 5)
3y - 3 = -2x + 10
3y = -2x + 13
y = (-2/3)x + 13/3