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mvth
@mvth
January 2021
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Bonjour pouvez-vous m'aider je n'arrive pas à faire cet exercice c'est très urgent c'est pour demain. Merci d'avance
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RomainVTT
A) 2x - 2 = 2 => 2x = -(-2) + 2 => 2x = 2 + 2 => 2x = 4 => x = 4/2 = 2
b) 3z -10 = 11 => 3z = -(-10) +11 => 3z = 10 +11 => 3z = 21 => z = 21/3 =7
c) 1 - y = 0 => y =1
d) 1 +5x = -39 => 5x = -1 -39 => 5x = -40 => x = -40/5 = -8
e) 2 + 3z = 9 => 3z = -2 +9 => 3z = 7 => z = 7/3
1 votes
Thanks 1
RomainVTT
de rien ;-) j'espère que tu as compris, j'ai détaillé au maximum...
mvth
Oui merci beaucoup
mvth
:)
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Lista de comentários
b) 3z -10 = 11 => 3z = -(-10) +11 => 3z = 10 +11 => 3z = 21 => z = 21/3 =7
c) 1 - y = 0 => y =1
d) 1 +5x = -39 => 5x = -1 -39 => 5x = -40 => x = -40/5 = -8
e) 2 + 3z = 9 => 3z = -2 +9 => 3z = 7 => z = 7/3