Question

A line has a slope of –1/9 and passes through the point (8, –4). What is its equation in point-slope form?

Answer 1

Using point-slope form y - y1 = m(x - x1) with m = -1/9 and (x1,y1) = (8,-4):

y - (-4) = -1/9 (x - 8)

So: y + 4 = -1/9 (x - 8).