Bonjour,
a)
4x+ 3y
b)
Arnaud:
4*1,10+3* 0,90
4,40+ 2,70
=> 7,10€
Béatrice:
4*1,30+ 3*0,80
= 5,20+ 2,40
=>7,60€
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Bonjour,
a)
4x+ 3y
b)
Arnaud:
4*1,10+3* 0,90
4,40+ 2,70
=> 7,10€
Béatrice:
4*1,30+ 3*0,80
= 5,20+ 2,40
=>7,60€