Simplify: 11-[(-8) - {10 - (9 -7-4)}].
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Step-by-step explanation:
11 - ( (-8) - ((10 - (9 - 7 -4)))
= 11 - ((-8) - (10 - (-2)
= 11 - ((-8)- 12)
= 11 - (-20)
= 11 +20
= 31...
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1
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