Réponse :
Explications étape par étape :
D=-10-(5-3+2)-(-13 +12)
=-10 -4-(-1)
=-10-4+1
=-13
E = 26-(-14+6-5)+(-8+7)
=26-(-19+6) +(-1)
=-26-(-13)-1
= -26+13-1
=-14
F=10-[8-17+3 - (9-20)]
=10-[-6-(-11)]
=-10-(-6+11)
= -10-5
=-15
G=12-(-8+4-7)-(9+3-4)
=12-(-11)+(8)
=12+11+8
=31
H=5-12-(5-11)-(7-14)
=-7-(-6)-(-7)
=-7+6+7
=6
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Réponse :
bonjour
Explications étape par étape :
D=-10-(5-3+2)-(-13 +12)
=-10 -4-(-1)
=-10-4+1
=-13
E = 26-(-14+6-5)+(-8+7)
=26-(-19+6) +(-1)
=-26-(-13)-1
= -26+13-1
=-14
F=10-[8-17+3 - (9-20)]
=10-[-6-(-11)]
=-10-(-6+11)
= -10-5
=-15
G=12-(-8+4-7)-(9+3-4)
=12-(-11)+(8)
=12+11+8
=31
H=5-12-(5-11)-(7-14)
=-7-(-6)-(-7)
=-7+6+7
=6