76-4-[6+{19-(48 -57-17)}] – InterviewSolution

1.	76-4-[6+{19-(48 -57-17)}]
Answer» 76 - 4 - [6 + {19 -(48 - 57 - 17)}]= 72 - [6 + {19 - (-26)}]= 72 - [6 + 45]= 72 - 51= 21

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