bjr
priorité au calcul dans la ( ) :
A = 7 + (-2) = 7 - 2 = 5
B = -3 + (+1) = -3 + 1 = -2
C = -5 + (12 - 15) = -5 + (-3) = -5 - 3 = -8
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bjr
priorité au calcul dans la ( ) :
A = 7 + (-2) = 7 - 2 = 5
B = -3 + (+1) = -3 + 1 = -2
C = -5 + (12 - 15) = -5 + (-3) = -5 - 3 = -8