Bonjour
(2x+5)-1 = 4(x-1)
2x + 5-1 = 4x-4
2x +4 -4x+ 4 = 0
-2x + 8 = 0
2(-x+4) = 0
-x + 4 = 0
-x = -4
X = 4
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Bonjour
(2x+5)-1 = 4(x-1)
2x + 5-1 = 4x-4
2x +4 -4x+ 4 = 0
-2x + 8 = 0
2(-x+4) = 0
-x + 4 = 0
-x = -4
X = 4