4-(3x-5) = -4(3x-5)

4-3x+5 = -12x +20

9 - 3x = -12x + 20

-3x + 12x = 20 - 9

9x = 11

x = 11/9

bonjour,

4 -  ( 3 x - 5) =  - 4 ( 3 x - 2 )

4 - 3 x + 5 = - 12 x + 8

- 3 x + 12 x = 8 - 4 - 5

9 x = -  1

x = - 1/9