Question

Find y if the line through (1, y) and (4, 2) has a slope of 5/3​

Answer 1

y = -3

Explanation:

slope = (y2 - y1) / (x2 - x1) = (2 - y) / (4 -1) = 5/3

(2 - y) / 3 = 5/3

2 - y = 5

-y = 3

y = -3