Question

20 - 3 - [7 - {2 + (4 - 3)}]​

Answer 1

Answer:

So your final answer is 12.

I hope you get your answer

thnx for asking

Answer 2

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13

Step-by-step explanation:

20 - 3 - [ 7 - {2 + (4 - 3)}]

20 - 3 - [ 7 - {2 + 1}]

20 - 3 - [ 7 - 3]

20 - 3 - 4

17 - 4

13.