Factor 4x(x-3y)-2(x-3y)

$4 x (x - 3 y) - 2 (x - 3 y)$

Factor $2 (x - 3 y)$ out of $4 x (x - 3 y)$ .

$2 (x - 3 y) (2 x) - 2 (x - 3 y)$

Factor $2 (x - 3 y)$ out of $- 2 (x - 3 y)$ .

$2 (x - 3 y) (2 x) + 2 (x - 3 y) (- 1)$

Factor $2 (x - 3 y)$ out of $2 (x - 3 y) (2 x) + 2 (x - 3 y) (- 1)$ .

$2 (x - 3 y) (2 x - 1)$