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

What is a sentence with the word Evasively?
10 less than five of a certain number is fourteen more than 7 times of that number. What is the number?
greatest common factor of 69 and 46
about how many american troops served in combat during world war I?
22 is 44 percent of what number
What lasting effect has the 1948 Arab-Israeli War had on the Middle East? Egypt and Israel continue to fight over the Sinai Peninsula. Islamists and secularists
why was a formal education more important for urban Americans than rural Americas
What were the names of the two major campaigns fought in Georgia during the Civil War?
Order the ratios from least to greatest: 7:2, 12:4, 20:6, 21:14, 10:5
What is 3/10 - 1/4 in simplest form