Bonjour,
2x + 5 = 3
2x + 5 - 5 = 3 - 5
2x = -2
2x ÷ 2 = -2 ÷ 2
x = -1
Réponse :
Explications étape par étape
2x+5 =3
2x+5-5 = 3-5
2x = -2/2 = -1
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Bonjour,
2x + 5 = 3
2x + 5 - 5 = 3 - 5
2x = -2
2x ÷ 2 = -2 ÷ 2
x = -1
Réponse :
Explications étape par étape
Bonjour,
2x+5 =3
2x+5-5 = 3-5
2x = -2
2x = -2/2 = -1