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Sagot :

SOYSOLTA

Réponse:

4x=12

x= 12/4

x=3

-3x=5

x= -3/5

4x=14

x= 14/4

-6x=16

x= 16/-6

2x+3=9

2x=9-3

2x=6

x= 6/2= 3

4x-2=3

4x=3+2

4x= 5

x=5/4

Réponse :

Explications étape par étape :

1) 4x = 12

X=12/4

X=3

2) -3x = 5

X= -5/3

3) 4x = 14

X=14/4

X =7/2

4) -6x = 16

X=-16/6

X= -8/3

5) 2x + 3 = 9

2X=9-3

2X=6

X=6/2

X=3

6) 4x - 2 = 3

4X=3+2

4X=5

X=5/4

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