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Guebailianina
@Guebailianina
May 2020
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Réduire l'expression suivante : 13 + (a - 6)
Rapidement svp
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ggdu19
Bonjour,
13+(a-6)=13+a-6
=7+a
2 votes
Thanks 1
guebailianina
merci infiniment et pour ce calcul je fait comment ? : Réduire l'expression suivante : 5y + 4 - 2y + 8
ggdu19
Même méthode, il faut additionner ce qui va ensemble
ggdu19
donc 5y-2y=-3y
ggdu19
4+8=12
ggdu19
Donc 5y + 4 - 2y + 8 = 3y + 12
guebailianina
mercii tu m'sauves la vie, bonne journée !!
ggdu19
Avec joie ! Bonne journée également !
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Bonjour,
13+(a-6)=13+a-6
=7+a