Sam5135 Sam5135
  • 21-02-2021
  • Mathematics
contestada

Solving systems of equations using substitution. y=2x+8. y=5-x

Respuesta :

beautifulmind2468
beautifulmind2468 beautifulmind2468
  • 22-02-2021

Answer:

(x, y) = (-1, 6)

Step-by-step explanation:

y = 2x + 8

y = 5 - x

Substituting the second equation into the first equation, we get:

5 - x = 2x + 8

5 = 3x + 8

-3 = 3x

x = -1.

So, y = 5 - (-1).

Simplifying, we get:

y = 6.

Answer Link

Otras preguntas

The lateral surface area of a cylinder is 1106 cm2. Given that the height is 11 cm, calculate the radius. Answer to the nearest cm.
Which area on the map shows the border states? A. I B. II C. III D. IV
Which ordered pairs make the equation true? 4x – 3y = –10 Choose all answers that are correct. (Points : 1) (–4, –2) (–1, 2) (1, 4)
how CFCs affect the atmosphere and life on earth
What is the purpose of controlling the environment when testing a hypothesis? 1.It allows the scientist to determine the effect of the changed variable. 2.It al
The people of Sumer planted wheat and irrigated their fields in order to have a surplus of food . a. true b. false
Why did the Fugitive Slave Act anger Northerners? a) It contradicted the Missouri Compromise. b) It increased federal intervention in the affairs of independent
In your opninion which is better men of faith and character or men of knowledge? Explain!
what is the value of 28 tens?
The law of universal gravitation states that any two objects in the universe, without exception, a. attract each other. b. repel each other. c. combine to provi