Réponse :
Bonsoir,
C = (-8) + (+5) + (-7) - (-4)
C = −8+ 5−7+4
C = -3-3
C = -6
E = (−5) − (−5) + (−5)− (+5) + 5
E = −5+5−5−5+5
E= -10 + 5
E= -5
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Réponse :
Bonsoir,
C = (-8) + (+5) + (-7) - (-4)
C = −8+ 5−7+4
C = -3-3
C = -6
E = (−5) − (−5) + (−5)− (+5) + 5
E = −5+5−5−5+5
E= -10 + 5
E= -5