## Algebra 2 (1st Edition)

$k=5$
By using the slope formula, the slope of the line is: $m=\frac{y_2-y_1}{x_2-x_1}\\-0.25=\frac{k-2}{-2-2k}\\-0.25(-2-2k)=k-2\\0.5+0.5k=k-2\\2.5=0.5k\\k=5$