3 équations a résoudre : 2x = -5 3x = 4 7x + 5 = 3
Mathématiques
fannym
Question
3 équations a résoudre :
2x = -5
3x = 4
7x + 5 = 3
2x = -5
3x = 4
7x + 5 = 3
2 Réponse
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1. Réponse Anonyme
2x = - 5
x = - 5/2
3x = 4
x = 4/3
7x + 5 = 3
7x = 3 - 5
7x = - 2
x = - 2/7 -
2. Réponse nonotata
2x = -5
x= -5/2
3x = 4x = 4/3
7x + 5 = 37x = 3-5
7x = -2
x = -2/7