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Sagot :

Bonjour

4(3x- 2) - 10x = 3x -1

12x - 8 - 10x = 3x - 1

12x - 10x - 3x = - 1 + 8

- x = 7

x = - 7.

Bonjour

4(3x- 2) - 10x = 3x -1

12x-8 -10x= 3x-1

12x-10x-3x= -1+8

-1x = 7

-x= 7

x= -7

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