aidez moi pour cet exercice svp j'ai pas compris je suis en 3ème
1) -1/2x + 3 = x - 7
2) 3/2x + 4 = 2x - 5
3) 3x + 5 = -7/9
4) 7x - 1/4 = 5/11
5) x-1/4 -5 = 2x-3/2 + 3/4
6) 2x/7 - 6/5 = 9/10
7) x/3 + 9/4 = -5x/6 + 15/2
8) 2x+3/6 - x-1/6 = x+2/3 + 2
9) 3-2x/5 - x-2/10 = 5x+2/2 - 1/5
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