Question

Question 7: The line passing through (1, p) and (5, 1) has a gradient of 0.75
Find p.

Answer 1

p = -2

Explanation:

slope = 0.75 = Δy/Δx = (1 - p) / (5 - 1) = (1 - p) / 4

4(0.75) = 1 - p

-p = 3 - 1 = 2

p = -2