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Sagot :

Bonjour :))

5x + 4 = 0

5x = -4

x = (-4/5)

3x - 1 = 6

3x = 6 + 1

x = (7/3)

4x + 2 = - x + 4

4x + x = 4 - 2

5x = 2

x = (2/5)

Voilà ! Bonne journée :))

5x+4 = 0

5x = -4

x = -4/5

3x-1 = 6

3x = 7

x = 7/3

4x+2 = -x+4

5x = 2

x = 2/5

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