Clueless670 Clueless670

02-12-2016
Mathematics

contestada

-6x+4y+4z=6
-5x+2y-4z=23
2x+5y-4z=25

Respuesta :

02-12-2016

-6x+4y+4z=6
-5x+2y-4z=23
----------------------
-11x+6y =29

-5x+2y-4z=23
2x+5y-4z=25
-------------------
7x + 3y = 2
3y=2-7x
6y=4-14x = 29+11x
25x = -25
x = -1

2y=2-7x
3y = 2+7 =9
y=3

-6x+4y+4z = 6
6+12+4z = 6
4z = 12
z = 3

Answer Link

Otras preguntas

What was St.Cecilia's childhood like?

Sketch the graph of each linear inequality greater sign has to have a line underneath it Y<-6/5x-1

In general terms, it can be said that Islamic society was more violent than its contemporaries. was usually extremely intolerant toward Christians and Jews. rel

The area that is now known as New England consists of six states. What are these states? a. Massachusetts, Rhode Island, Virginia, Vermont, Maine, Connecticut b

Sumerian cities were characterized by A. canals, protective walls, and homes made of wood. B. some narrow, unpaved streets, protective walls, and homes made of

HELP PLEASE Thornton knelt down by Buck's side. He took his head in his two hands and rested cheek on cheek. He did not playfully shake him, as was his wont, or

justify why a/b x b/c x c/d x d/ e is equal to a/e when b,c,d, and e are not zero?

Some properties, such as mass, depend on how much matter is present. Other properties, such as malleability, remain the same no matter how much matter is presen

The slope of a line is positive. Describe what happens to the value of x as y increases.

Julius Caesar a. reformed the calendar b. marched his army on Rome c. attempted to help veterans d. did all of the above