mariaiuga41 mariaiuga41

01-10-2017
Mathematics

contestada

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

Respuesta :

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

Emergency Need to get to 90! Please answer, this is exterior angle theorem.

For a plant and animal to be truly interdependent, which of the following must happen? A. Neither the plant nor the animal gets any benefits from the other.

An equation is shown 27+18 (3+2) What factor is missing from the equation?

How was sub-Saharan Africa affected by the European colonization of the Americas in the seventeenth and eighteenth centuries?

(X^25)^-6/(x-^3)^48 simplify

which is the better buy $18 and 3 flash drivers or $35 and 5 flash drivers

help with question 20

Please help! Suppose you had d dollars in your bank account. You spent $12 but have at least $51 left. How much money did you have initially? Write and solve an

Harvey the wonder hamster can run 3 1/6 km in 1/4 hour. Harvey runs at a constant rate. Find his average speed in kilometers per hour.

The Native Americans crossed the ________ to get to North America