mariaiuga41 mariaiuga41
  • 01-10-2017
  • Mathematics
contestada

suma a doua numere este 500 iar diferenta lor este 100. aflati numerele

Respuesta :

Wings0s
Wings0s Wings0s
  • 01-10-2017
Notăm cu a,b  numerele
a+b=500
a-b=100⇒a=100+b
100+b+b=500
100+2b=500
2b=400
b=200
a=200+100⇒a=300
Numerele sunt 200 şi 300
Answer Link

Otras preguntas

Which of the following is characteristic if the aryan age. A. Hinduism B. Sanskrit writing C. the Harappa civilization D. the Xia dynasty
During the 1828 campaign, Andrew Jackson became the first candidate to
Which word is an adjective? Please help. Thank you!
the federalist papers were written by which future president
Who decides which currency each country in the world uses?
What's the meaning of the God Save the Queen (United kingdom anthem)?
learning is most likely to empower you and enhance your life when you
How many milliliters of water are in each 7 beakers
The accelerated growth and advances in taxonomy as a science occurred during
What is a thermostat?