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Simplify 9 - {x - (7 + x)}.
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Simplify 9 - {x - (7 + x)}.

User FUJI Goro
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2 Answers

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Answer:

16

Explanation:

User Dorianne
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9 - (x - 7 - x) \\ 9 - ( - 7) \\ 9 + 7 \\ = 16
User Noich
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