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

Which mineral has a matallic luster , a black streak and is an ore of iron? 1. galena 2. magnetite 3. pyroxene 4. graphite
Use proportion to solve the problem 71% of 67
What is the value of the function y=3x−1 when x=−1? −8 −4 2 6
Ellentown College had approximately 3 x 10 to the 3rd power students and Pengrove University has approximately 30,000 students. How many times as much is the nu
AP Psych Those who are skeptical with regard to claims that apes share our capacity for language are especially likely to highlight chimps limited ability to us
how did the battle over the treaty of versailles demonstrate checks and balances
What are the steps of the scientific method?
What term refers to the value that occurs midway in a series of numbers (that is, the middle case)?
No one starts using drugs with the intention of becoming a drug addict. true or false.
if a president is accused of breaking the twenty second amendment that means the president is trying to