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

The volume of solution in a test tube is measured to be 0.0067 liter. Which digits in the measurement are significant figures?
HELP!!! DUE TOMORROW!!!
What was the Popish Plot? a.) Titus Oates's first novel exposing church corruption b.) a plot to assassinate the Pope c.) a plot to execute Charles I d.) an ima
6300 principal earns 6% interest compounded annually after 3 years what is the balance
How is weak and week the same and different?
When writing an argument it is important for writers to explain their position with A.topic sentences B.counterclaims C.logical reasons D.fair rebuttals
what's the answer to this problem x/6+4<5
Which nations have negative population growth? A) less-developed countries (LDCs) B) more-developed countries (MDCs)
Imagine yourself in a different century and describe an average day in your life.Write a 2 page free write formal or informal, your choice.
Six less than seven times a number is equal to-12