isiscarter2019 isiscarter2019
  • 03-12-2017
  • Mathematics
contestada

-4x+2z=14,y=x+z+12,-2x-4z=22 using elimination

Respuesta :

vunderkid
vunderkid vunderkid
  • 03-12-2017
-4x+2z=14
-2x-4z=22
y=x+z+12

-4x-x+2z-2z=14+11
-5x=25
x=-5
10-4z=22
-4z=12
z=-3
y=-5-3+12
y=4
Answer:
x=-5; y=-3; y=4
Answer Link

Otras preguntas

Why did the North have more capital than the South? The North made more money on its farm produce. The South did not produce any goods to sell in trade. The Sou
facts on Jason Scarpace
What do tobacco, cotton, and rice have in common? They were all cash crops. They were all subsistence crops. They were all grown on small farms. They were all g
DNA is made up of nucleotide bases bonded to a _____. sugar phosphate backbone acid and bases RNA diotide bases
DNA is made up of nucleotide bases bonded to a _____. sugar phosphate backbone acid and bases RNA diotide bases
With the Industrial Revolution came opportunities for women to
Which of these factors led to the stock market crash of 1929? high interest rates low tariff barriers high taxes excessive credit expansion
World history from the past to the present, events and trends on the local, national and global sphere are. interrelated unconnected different the same
QUICK QUESTION! The human body’s main source of energy comes from: carbohydrates proteins fats vitamins/minerals
How did the industrial revolution affect the political, social, economic, population, and transportation changes brought to each region (North, South, West, Mid