bonjour
panini = x
kebab = x + 1.5
4 x + 3 ( x + 1.5) = 39.5
4 x + 3 x + 4.5 = 39.5
7 x = 39.5 - 4.5
7 x = 35
x = 5
panini = 5 € et kebab = 6.50 €
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bonjour
panini = x
kebab = x + 1.5
4 x + 3 ( x + 1.5) = 39.5
4 x + 3 x + 4.5 = 39.5
7 x = 39.5 - 4.5
7 x = 35
x = 5
panini = 5 € et kebab = 6.50 €