Respuesta :

babykutush2004

Answer:

392

Step-by-step explanation:

m = 8 and n = 14

Substituting the values of m and n in the question, we get :

7m + 3mn

=( 7 x 8) +(3 x 8 x 14)

= 56 + 336

= 392

Answer:

356

Step-by-step explanation:

7x8+56

3x8=24

24x14=336

Add everything up