Mathematics, 19.07.2021 16:40 kingswriters3250

1) Resolva a expressão numérica 18 − (−5 − 2 − 3) + 20 − (−6 + 8) − (−1 − 8 + 3) e assinale o seu respectivo resultado. A( ) 14 B( ) 25 C( ) 32 D( ) 52 E( ) n. d.a

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1) Resolva a expressão numérica 18 − (−5 − 2 − 3) + 20 − (−6 + 8) − (−1 − 8 + 3) e assinale o seu re...