ryruss22
ryruss22
02-05-2021
Mathematics
contestada
x - 2y = 0
2x + y = 5
Respuesta :
deniseambrogio
deniseambrogio
02-05-2021
x - 2y = 0
x = 2y
2x+ y = 5
Replace x
2(2y) + y = 5
4y + y = 5
5 y = 5
y = 5/5 = 1
x - 2y = 0
x - 2(1) = 0
x - 2 = 0
x = 2
x=2 and y=1
Answer Link
VER TODAS LAS RESPUESTAS ( 83+ )
Otras preguntas
2(3x-1) polynomial operations
PLEASE HELP I GIVE THANKS
what is 0.123 rounded to the nearest tenth
PLEASE HELP I GIVE THANKS
literal equation R=R1+R2 for R2
0.8x+3.2-4.3x=7.7-1.2x
A traveller found himself in a strange country where the temperature rose sharply during the day and then fell again at night and made his watch act erratically
What are 4 things that can happen to a light wave when it hits an object?
The length of a rectangle is 4 more than 3 the width. If the perimeter of the rectangle is 18.4 cm, what is the area of the rectangle?
Which is bigger 12.5% or 3/20
