4x-(x+3) = 5 (x-1) Trouver x en développent
4x-(x+3) = 5 (x-1)
4x-x-3 =5x-5
3x-3=5x-5
3x-5x=-5+3
-2x=-2
-x=-2/2
-x=-1
x=1
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4x-(x+3) = 5 (x-1)
4x-x-3 =5x-5
3x-3=5x-5
3x-5x=-5+3
-2x=-2
-x=-2/2
-x=-1
x=1