Svppp aider moii a ça svppp :3+2x=7 4x-5=12 7x-29=12
Mathématiques
helloimbete
Question
Svppp aider moii a ça svppp :3+2x=7
4x-5=12
7x-29=12
4x-5=12
7x-29=12
2 Réponse
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1. Réponse islamzaynah
3+2x=7
2x = 7 - 3
2x = 4
x = 4/2
x = 2
4x-5=12
4x = 12 +5
4x = 17
x = 17/4
7x-29=12
7x = 12 + 29
7x = 41
x = 41/7
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2. Réponse selena13105
3+2x=7
2x=7-3
2x=4
X= 4/2
X=2
4x-5=12
4x=12+5
4x=17
X=17/4
X=4,25
7x-29=12
7x=12+29
7x=41
X=41/7