Bonjour pouvez vous m'aider svp merci1❤️❤️​

Bonjour,

44)

a.

2x - 5 = 5x + 1

2x - 5x = 1 + 5

- 3x = 6

x = - 6/3

x = - 2

b.

3 - 7x = 3x + 2

- 7x - 3x = 2 - 3

- 10x = - 1

x = 1/10

45)

a.

5x - 6 = x + 3

5x - x = 3 + 6

4x = 9

x = 9/4

b.

2x - 1/3 = 1

2x = 1 + 1/3

6x/3 = 3/3 + 1/3

6x = 3 + 1

6x = 4

x = 4/6

x = 2/3