150 - [70 - {60 - (30 + 20)}
20)} - 10]
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Answered by
3
Answer:
150-[70-{60-(30+20)}-10]
=150-[70-{60-50}-10]
=150-[70-10-10]
=150-50
=100
Answered by
0
Answer:
answer
you see the photo
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