Question

Complete the point-slope equation of the line through (-1,6) and (1,5)

Answer 1

y − y1 = m(x − x1)

m = (y2-y1) / (x2-x1) = (5 - 6) / (1 - (-1)) = -1 /2

y - 6 = -1/2 (x - (-1))

y - 6 = -1/2 (x + 1)

y - 6 = -1/2x - 1/2

Explanation: