8*{[7+4) * 2-[ (11-7) * 4]}

(8 (-1))

Step-by-step explanation:

Simplify the following:

8 (7 + 4*2 - 4 (11 - 7))

11 - 7 = 4:

8 (7 + 4*2 - 44)

4*2 = 8:

8 (7 + 8 - 4*4)

-4*4 = - 16:

8 (7 + 8 + - 16)

7 + 8 = 15:

8 (15 - 16)

15 - 16 = - (16 - 15):

8 ( - (16 - 15))

| 1 | 6

- | 1 | 5

| 0 | 1:

8 (-1)

8 (-1) = (8 (-1)):

Answer: (8 (-1))