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Sagot :

Bonsoir,

Hassan: x

Aicha : 3x

10 MAD de plus

3x+10  et x+10

3x+10 = 2(x+10)

3x+10 = 2x+20

3x-2x = 20 -10

x = 10

Hasan: 10 MAD

Aicha: 30 MAD

 

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