Respuesta :

KhaRNate

mn - mk + xk - xn

mn - xn - mk + xk

n(m - x) - k(m - x)

(n - k) (m - x)

//Hope it helps.

Answer: (n-k)(m-x)

Step-by-step explanation:

mn - mk + xk - xn

mn - xn - mk + xk

n(m - x) - k(m - x)

(n - k) (m - x)