Question

$-7-{9-[-7+(-13)-(-5)]+[23-18+(-6)]}$

Answer 1

Respuesta:

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$- 7 - 9 - [ - 7 + ( - 13) - ( - 5)] + [23 - 18 + - 6)]$

$- 7 - 9 - ( - 7 - 13 + 5) + (23 - 18 - 6)$

$- 7 - 9 - ( - 15) + ( - 1)$

$- 7 - 9 + 15 - 1$

$\boxed{-2}$

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