Answer:
2X + 5Y = 300 (1)
X + Y = 120 (2)
DE 1 despejas x
X+Y = 120
X = 120 - Y (3)
Reemplazas en (1)
2X + 5Y = 300
2(120-Y) + 5Y = 300
240 - 2Y + 5Y = 300
3Y = 300- 240
3Y = 60
Y = 60/3
Y = 20
Reemplazas en (3)
X = 120 - Y
X = 120 - 20
X = 100
¿cuantas botellas de cada clase se han utilizado?
R. 100 botellas de 2 litros y 20 botellas de 5 litros
Ustedes tendrán hambre a las ocho.
Answer:
Me gustan esas chaquetas de allí.
Explanation:
To correctly complete the proposed pronouns, we must identify the gender, the person and the number in the sentence to be able to conjugate it correctly and be in agreement with what is being expressed. knowing that jacket refers to female gender and is expressed in a plural way.
The continent of Africa has influenced Puerto Rican music because many Africans were taken there during the slave trade and brought some of their music and culture with them.
