Question

Simplify
8- 2 (6 - 4 : (9 —7)]

Answer 1

8-2(6-4:2)
8-2(6-2)
8-2*4
8-8=0

Answer 2

For this case we have that according to the method of algebraic resolution PEMDAS the following order is fulfilled:

P: Parenthesis

E: Exponents

MD: Multiplication and division (From right to left)

AS: Addition and subtraction (From right to left)

So, if we have the following expression:

`8-2 [6-4: (9-7)] =\\8-2 [6-4: 2] =\\8-2 [6-2] =\\8-2 [4] =\\8-8 =\\0`

Answer:

`8-2 [6-4: (9-7)] = 0`