Question

what is the equation of a direct variation that goes through the points (-6,2) and (9,-3)

Answer 1

$k = \frac{y2 - y1}{x2 - x1}$
$k = \frac{ - 3 - 2}{9 - (6)}$
$k = - \frac{1}{3}$
$equation \: is \: - \frac{1}{3} x$