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Sagot :

Réponse:

A= (-2)-(-4)-(-10)

A=(-2)+(+4)+(+10)

A= +12

B= -14+19-(+5)-(-7)

B= +5+(-5)+(+7)

B= 0+7

B= 7

C= -5-[3-(-5)]

C= -5-[3+(+5)]

C= -5-(+8)

C= -5+(-8)

C= -13

D=(+2)-[15+(-8)]

D=(+2)-(+7)

D=(+2)+(-7)

D= (-5)

E= (-29)-[35-(-18)]

E=(-29)-[35+(+18)]

E=(-29)-(+53)

E=(-29)+(-53)

E=(-82)

En espérant t'avoir aider :)

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