Bonjour pouvez vous m'aider a trouver x dans -2×+2=5 -5×+1=-3 3×-5=1 merci beaucoup

Bonjour,

Trouver x :

-2×+2=5

- 2x = 5 - 2

- 2x = 3

x = - 3/2

-5×+1=-3

- 5x = - 3 - 1

- 5x = - 4

x = 4/5

3×-5=1

3x = 1 + 5

3x = 6

x = 6/3

x = 2.

bonjour

- 2 x + 2 = 5

- 2 x = 5 - 2

- 2 x = 3

x = - 3/2

- 5 x + 1 = 3

- 5 x = 3 - 1

- 5 x = 2

x = - 2/5

3 x - 5 = 1

3 x = 1 + 5

3 x = 6

x = 6/3 = 2