Answer: 26
Step-by-step explanation:
45 - [38 - {60 ÷ 3 - (6 - 9 ÷ 3) ÷ 3}]
45 - [38 - {60 ÷ 3 - (6 - 3) ÷ 3}]
45 - [38 - {60 ÷ 3 - 3 ÷ 3}]
45 - [38 - {20- 3 ÷ 3}]
45 - [38 - {20- 1}]
45 - [38 - {19}]
45 - 19
26
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