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Sagot :

Bonjour

Résoudre l'équation

6x + 5 = x - 8

6x - x = - 8 - 5

5x = - 13

x = - 13/5

4x - 1 = 3x - 17

4x - 3x = - 17 + 1

x = - 16

4 ( x - 1) = 3 ( 2x -5)​

4x - 4 = 6x - 15

4x - 6x = - 15 + 4

- 2x = - 11

x = 11/2.

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