(3m-4n)k-m(6n+5k)-(nk-6m)

Question

(3m-4n)k-m(6n+5k)-(nk-6m)

Answer 1

=3mk-4nk-6mn-5mk-nk+6m=-2mk-5nk-6mn+6m

Answer 2

(3m-4n)k-m(6n+5k)-(nk-6m)

3km-4kn-6mn-5km-kn+6m

-2km-5kn-6mn+6m