Resoudre l equation 3(a -1)+2(a-3) =0
Mathématiques
Camillepasqualini
Question
Resoudre l equation
3(a -1)+2(a-3) =0
3(a -1)+2(a-3) =0
1 Réponse
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1. Réponse delphina
3a - 3 + 2a -6 = 0 5a -9 = 0 5a -9 +9 = 0 +9 5a = 9 Donc a= 1.8