x + 50 + x =72 effectyuer le calcul
Mathématiques
elodie1234
Question
x + 50 + x =72
effectyuer le calcul
effectyuer le calcul
1 Réponse
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1. Réponse Thomas1106
x + 50 + x = 72
2x + 50 = 72
2x + 50 - 50 = 72-50
2x = 22
x = 22/2
x = 11