16083 16083
  • 19-09-2020
  • Mathematics
contestada

x + y = 8
3x - y = 12

Respuesta :

aliwreading
aliwreading aliwreading
  • 19-09-2020

Answer:

x = 5 and y = 3

Step-by-step explanation

y crosses out so you are left with

4x = 20 (divide by 4)

x = 5

plug x into either equation

5 + y = 8 (subtract 5)

y = 3

Answer Link

Otras preguntas

What is the correct definition of​ ethics? A. Ethics focuses primarily on compliance with the law. B. Ethics focuses on the possible future impact of an organiz
are [tex]8 {x}^{2} y[/tex]and[tex] - 5y {x}^{2} [/tex]like terms? explain ​
Read the paragraph. Then answer the question that follows. Perhaps you wanted pizza for dinner, but you were out voted by the rest of the family who wanted chi
What is the common factor for this expression? -8x - 56xy
How did the Protestant Reformation change religion in England? Check all of the boxes that apply. The Church of England, a new church, was created. Many people
9+5w-14w=12-6w how do I find w
Consternation Corporation has an agreement with its workers to index completely the wage of its employees using the CPI. Consternation Corporation currently pay
A triangle has an area of 32 square millimeters and a base of 8 millimeters. What is its height?
George is giving two speeches at school. The first was 3.4 minutes long.Then he added 0.9 minutes to the speech.The second speech was 4.1 minutes long . Then he
Select the items which limited the power of the colonial government