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elkinsmarie88oyzd23
15.04.2020 •
Mathematics
En una fiesta hay un total de 27 jóvenes. Sabemos que hay el doble de chicas que de chicos. Si llamamos x al número de chicos e y al número de chicas, escribe un sistema que te permita calcular el número de chicos y chicas que hay.
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Ответ:
y+x=27
¿Es eso lo que quieres decir?
Step-by-step explanation:
Ответ:
4 lobsters a day
Step-by-step explanation:
28 lobsters = 7 days
how many losters will they acquire in 1 day
so ; 28 losters * 1 day / 7 days
= 4 lobsters a day