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Sagot :

VINS

bonjour

x - 1 /3 = 2 x /5 + 1 /15

15 x /15 - 5/15 = 6 x /15 + 1 /15

15 x - 6 x =  1 + 5

9 x = 6

x = 6 /9  = 2 /3

MAUDMARINE

Bonjour

Résoudre l'équation :

x- 1/3= 2x/5+ 1/15

15/15x - 5/15 = 6x/15 + 1/15

15x - 6x = 1 + 5

9x = 6

x = 6/9

x = 2/3.

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