Website Statistics Résoudre les équations suivantes 2x 8 7 4 8x 15 5x 11 3x 5 4x 3 2x 8

Répondre :

InfinityF

Bonjour,

2x + 8 = 7

2x = 7 - 8

2x = -1

x = -1/2

4 - 8x = 15

4 - 15 = 8x

-11 = 8x

-11/8 = x

5x + 11 = 3x + 5

5x - 3x = 5 - 11

2x = -6

x = -6/2

x = -3

4x - 3 = -2x + 8

4x + 2x = 8 + 3

6x = 11

x = 11/6

D'autres questions