chris936865s chris936865s
  • 03-03-2020
  • Mathematics
contestada

What is the value of x in the solution to this system of equation
y + 2x = -1
y= x+4
x
+
4

Respuesta :

bhuvna789456
bhuvna789456 bhuvna789456
  • 11-03-2020

The value of x is 1 in the solution to this system of equation.

Step-by-step explanation:

The system of equation are :

2x+y = -1  ---------(1)

x-y = 4  ---------(2)

Adding the equations (1) and (2),

2x+y = -1

x - y = 4  

3x    = 3  

⇒ 3x = 3

⇒ x=3/3

⇒ x = 1

Answer Link

Otras preguntas

Today, there are between _____ languages spoken on Earth.
Which two actions by the federal government were attempts to preserve the Union in the face of a bitter quarrel over slavery? A. Gadsden Purchase and Homestead
The __________ gave women the right to vote.
Translate the verbal phrase into an inequality. All real numbers that are greater than or equal to -1.5 and less than 9.2
What weaknesses did ltaly have?
Why is heartwood darker in color than sapwood? A.Heartwood is closer to the center of the stem; sapwood is away from the center of the stem. B.Heartwood does no
Today, there are between _____ languages spoken on Earth.
In the equation x-4y=2, for what value of x will y=0?
karen is making two displays. One display has 57 red mugs. The other display has 76 sports mugs. The rows of each display must have the same number of mugs. Wha
? Which technological innovation is malleable and cheap to produce, allowing many products to be made of it?