alexatrevino545 alexatrevino545
  • 04-05-2021
  • Mathematics
contestada

What is the x-value of the solution to this system of equations x=-1/2y 6x+y=4
A. -1
B. 8
C. -2
D. 1

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 04-05-2021

9514 1404 393

Answer:

  D.  1

Step-by-step explanation:

Solve the first equation for y, then substitute that into the second equation.

  -2x = y

  6x +(-2x) = 4 . . . . substitute

  4x = 4 . . . . simplify

  x = 1 . . . . divide by 4

Ver imagen sqdancefan
Answer Link

Otras preguntas

To what democratic concept did Judaism contribute?
Ethan has been doing research for a project by reading published articles and watching the news. What category do these sources fall under? A. family B. media C
What do you learn about the Number Devil from the passage? O The Number Devil is bad at math. "You've hit the nail on the head, my boy," the devil replied. "The
Do narratives provide strong evidence to support agments about America Freedom
what is seven less than a number squared
when a driver presses the brake pedal, his car stops with an acceleration of -2.1 m/s. How far will the car travel while coming to a complete stop if its initia
Which of the following statements describes the viewpoint of the Anti-Federalists?1. Group of answer choices2. The Constitution should not be ratified until a B
The volume or intensity of a sound wave is measured by the size of the _________ and reported in decibels. A) amplitude B) frequency C) trough D) wavelength
answers: 82 degrees 98 degrees 67 degrees 90 degrees
Explain how the end of meiosis is different in human males and females.​