Réponse:
bjr
Explications étape par étape:
E=26-(-14+6-5)+(-8+7)
=26-(-13)+(-1)
=26+13-1
=38
F=10-(8-17+3-(9-20))
= 10-(-6-(-11)
=10 -(-6+11)
=10-(5)
= 5
G=12-(-8+4-7)-(9+3-4)
=12-(-11)-(8)
=12+11-8
=15
H=5-12-(5-11)-(7-14)
=-7-(-6)-(-7)
=-7+6+7
=20
voila:)
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Réponse:
bjr
Explications étape par étape:
E=26-(-14+6-5)+(-8+7)
=26-(-13)+(-1)
=26+13-1
=38
F=10-(8-17+3-(9-20))
= 10-(-6-(-11)
=10 -(-6+11)
=10-(5)
= 5
G=12-(-8+4-7)-(9+3-4)
=12-(-11)-(8)
=12+11-8
=15
H=5-12-(5-11)-(7-14)
=-7-(-6)-(-7)
=-7+6+7
=20
voila:)