Exercice 2: Résoudre les équations suivantes :
1) 3x + 7 = -4x + 2
2) 5/3x + 1/2 = 2x + 4/7
3) 5(3x + 1) + 4 = 13
4) 5x°+ 3 = 9

le petit ° c'est le 2 de au carré
Merci beaucoup​
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