haileywheatbread haileywheatbread
  • 03-11-2019
  • Mathematics
contestada

x + 2y – 4z = 1
-2x – 4y + 4z = 6
-4x – 3y – 4z = 21

Respuesta :

nguyenminhnguyet82
nguyenminhnguyet82 nguyenminhnguyet82
  • 03-11-2019

Answer:

x = - 1

y = - 3

z = -2

Step-by-step explanation:

Please see steps in the image attached here.

Ver imagen nguyenminhnguyet82
Answer Link

Otras preguntas

Need help it’s not A I got it wrong
. There’s somebody behind us think we______. (bị theo dõi) A. are following B. are being followed C. follow D. have followed
An educator wants to see how the number of absences for a student in her class affects the student’s final grade. The data obtained from a sample are shown. Num
What roles should a society play in management of disputes?​
Find the nth term of 4,8,14,22
What is the name of the structure labeled C in the diagram below?
In "Excerpt from Gadgets: Built To Not Last," what does the phrase "throwaway culture” in paragraph 3 suggest about our society? Use two details from the excerp
2. help/ people/ a device/ communicate/ through/ brain waves/ emotions/.
I need help dose anyone know
whats a common denominator for 3/5 and 3/8