Mathématiques

Question

B=(+6)-(+5)-(-6)+(-2)

1 Réponse

  • B = 6 -1•5 -(-6) + (-2)

    B = 6-5- (-6) + (-2)

    B = 6 - 5-1 (-6) + (-2)

    B=6-5+6+(-2)

    B = 6-5+6-2

    B= 5

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