Question

a line passes through (6,3), (8,4), and (n-2). What is the value of n

Answer 1

slope of the line
(4-3) / (8-6)
1 / 2

(-2-4) / (n-8) = 1/2
-6 / (n-8) = 1/2
n-8 = -12
n = -12 + 8
n = -4