Bonsoir
Joey
3 ( x + 11 ) - 3
Anne
4 ( x - 6 )
3 ( x + 11 ) - 3 = 4 ( x - 6 )
3 x + 33 - 3 = 4 x - 24
3 x - 4 x = - 24 - 33 + 3
- x = - 54
x = 54