bjr
soit S le salaire
logement = 1/4 x S
nourriture = 3/7 x S
il lui reste 594 Dhs
=> S - 1/4S - 3/7S = 594
28/28S - 7/28S - 12/28S = 594
soit 9/28 x S = 594
=> S = 594 x 28/9
S = 1 848 Dhrs
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bjr
soit S le salaire
logement = 1/4 x S
nourriture = 3/7 x S
il lui reste 594 Dhs
=> S - 1/4S - 3/7S = 594
28/28S - 7/28S - 12/28S = 594
soit 9/28 x S = 594
=> S = 594 x 28/9
S = 1 848 Dhrs