Respuesta :

Answer:

392

Step-by-step explanation:

7(8) + 3(8)(14)

56 + 24(14)

56 + 336

392

birdgod

Answer:

392.

Step-by-step explanation:

7m + 3mn Substitute the variables.

7(8) + 3(8)(14) Multiply from left to right.

56 + 24*14 Multiply 24 by 14.

56 + 336 Add the products.

392 is the answer.