Bonsoir question pas comprises 4x+5=2x-4 explication svp?
Mathématiques
anonimes
Question
Bonsoir question pas comprises 4x+5=2x-4 explication svp?
1 Réponse
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1. Réponse nonotata
4x+5 = 2x-4
4x-2x = -4-5
2x = -9
x = -9/2