Bonjour,
balle de tennis: x
ballon de foot: x+3
raquette: 10x
x+ x+3+10x =63
12x+ 3 = 63
12x = 63-3
12x = 60
x= 60/12
x= 5
balle de tennis: 5 €
ballon de foot: 5 +3 => 8€
raquette : 10* 5 => 50€
Réponse :
Bonjour!!
a. ballon de foot = x + 3
b. raquette = 10x
c. 63$ = 10x + 3$+x + x
d. x = (63-3)/12 = 60/12 = 4$
Bonne journée!
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Bonjour,
balle de tennis: x
ballon de foot: x+3
raquette: 10x
x+ x+3+10x =63
12x+ 3 = 63
12x = 63-3
12x = 60
x= 60/12
x= 5
balle de tennis: 5 €
ballon de foot: 5 +3 => 8€
raquette : 10* 5 => 50€
Réponse :
Bonjour!!
a. ballon de foot = x + 3
b. raquette = 10x
c. 63$ = 10x + 3$+x + x
d. x = (63-3)/12 = 60/12 = 4$
Bonne journée!