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
B. A person with questions for the pharmacist.
Elizabeth Proctor says this to John when he says that she is still judging<span> him because of the affair he had with Abigail. He feels that she has not forgiven him as she has claimed to have done.</span>
