m0m02004roma
m0m02004roma m0m02004roma
  • 02-02-2020
  • Mathematics
contestada

x-2y=0 ,x²-y²=3
by step​

Respuesta :

kenlingdad kenlingdad
  • 02-02-2020

Answer:

x=2, y=1

x=-2, y = -1

Step-by-step explanation:

x - 2y = 0

x = 2y

x² - y² = 3

(2y)² - y² = 3

3y² = 3

y² = 1

y = 1 or y = - 1

x = 2 or x = -2

Answer Link

Otras preguntas

8x+6y>32 graphing inequalities
simplify the expression 3a+7+(3+a)
I need help pleaseeeeeeeeeeeeeeeeeeeeeeeeeeeeeee
A hose can fill a swimming pool in 10 hours. Another hose needs 5 more hours to fill the pool than the two hoses combined. How long would it take the second hos
simplify the expression 3a+7+(3+a)
the king has the “mandate of heaven”
How did President Nixon's foreign policies ease the tensions of the Cold War?A) Nixon established a military alliance with the Soviet UnionB) Nixon withdrew U.S
i hate brainly and math wahhhhhhhhhhhhhhh
What temporary effect does the chemical nicotine have on a persons body? a. makes the user sleepy b. makes the user sleepy hallucinations c. makes the user feel
water is always made up of two hydrogens and one oxygen if you have two hydrogens and two oxygen