Question

A line with a slope of 9 passes through the points (2,j) and (3,3). What is the value of j?

Answer 1

Answer:

A line with a slope of 9 passes through the points (2,j) and (3,3).

$\frac{y - j}{x - 2} = 9 \\ \\ \frac{3 - j}{3 - 2} = 9 \\ \\ \frac{3 - j}{1} = 9 \\ \\ j = 3 - 9 = - 6$