Question

A direct variation includes the points (-5, 10) and (-4.5, n) find n.

Answer 1

Explanation:

10 = k * 5

1 = k * 1

10 / 1 = k * 5 / (k * 1)

10 = 5k

k = 2

y = kx

n = 2 * 1

n = 2