kamdynj1 kamdynj1

01-03-2022
Mathematics

contestada

Solve the system of equations:
x+4y-z=6
2x+11y+4z=9
x+5y+z=5

Respuesta :

Medunno13 Medunno13

06-03-2022

Answer: x=1, y=1, z=-1

Step-by-step explanation:

From the first and 3rd equation, 2x+9y=11.

The first equation is also 4x+16y-4z=24, so add that to the second equation, and you get 6x+27y=33.

Solving, we get x=1 and y=1, meaning that z=-1.

Answer Link

Otras preguntas

How are the speakersâ€™ attitudes toward god and death similar in because i could not stop for death and some keep the sabbath going to church?

if an animal has excess energy what is most likely to happen to this energy

1. imagine you are holding an apple. a.does this apple have energy? how do you know? b. how could you increase the potential Energy of this apple? c. how c

Find the x- and y-intercepts of the graph.Then plot the intercepts to graph the equation. of y=−13x+3y . PLZ HELP I STILL DONT UNDERSTAND HOW TO GRAPH THIS !!!

Your doctor is looking at a sample of your blood to see if you have an infection. what instrument will he need to use to be able to see your blood cells? a. mi

An environmental substance that is known to cause cancer is called a what?

Vanessa's goal was to read 20 books over the summer. what is the abstract noun in the sentence

list five organelles and describe their function

What factor contributed to the destruction of the southern buffalo herds?

Identify the term that correctly identifies the sentence. My name, Cynthia, is from a Greek word for moon A. Simple sentence B. Compound sentence C. Complex