nurselisab03 nurselisab03
  • 16-08-2017
  • Mathematics
contestada

-3y -4z=-20. -2x-4z=-20. 5x +3y+z=5

Respuesta :

kphung76127
kphung76127 kphung76127
  • 16-08-2017
-3y-4z=-20
2x+4z=20
-3y+2x=0

-2x-4z=-20
20x+12y+4z=20
18x+12y=0

2x-3y=0
18x+12y=0

18x+12y=0
8x-12y=0
26x=0
x=0

2(0)-3y=0
0-3y=0
-3y=0
y=0

5(0)+3(0)+z=5
z=5

Final answer: x=0, y=0, z=5
Answer Link

Otras preguntas

explain the attribute that makes a parallelogram a special trapezoid
What dose the question mean by: Which best describes the COMPLEMENT of choosing a red marble? I don't understand. would the answer be: choosing a yellow marble
Which describes John Brown's attempt to end slavery in the United States? A. He ran for Congress to propose antislavery laws. B. He made speeches and staged
in what way is a county seat like a capital
Which is greater 192 inches or 5yards and 1 foot
what is decrease £700 by 32%
The roots of christianity are found in what early religion
Which was a result of the Hundred Years' War? A. The pope forced both sides to sign a peace treaty. B. Joan of Arc was made queen of France. C. France regained
what is decrease £700 by 32%
Which does not contain a lens? A. a floodlight B. a glass eye C. eyeglasses D. a jeweler's loop