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15-04-2021
Spanish

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1. El nomere de sillas de un salon de clases es el doble del nomero de mesas. Si la suma de las sillas y las mesas es de 42. ¿Cuantas sillas y Cuantas mesas hay? Mesas 14 x Sillas 28

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zarampa zarampa

15-04-2021

Answer:

Sillas 28

Mesas 14

Explanation:

S = 2m

S+m = 42

Entonces:

2m + m = 42

3m = 42

m = 42/3

m = 14

S = 2*14

S = 28

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