Mathematics, 28.05.2021 01:00 isaacbryan2416

Resolva as expressoes numericas: A) (45-9) : (-30+21)+(-8) B) (-6) - (-32 - 22): (19-10) C) (-67+23) : (-4)+(-13+11) D) 28: (79-93)+(-65-31):(18-42)

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Resolva as expressoes numericas: A) (45-9) : (-30+21)+(-8) B) (-6) - (-32 - 22): (19-10) C) (-67+23...

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