Duhitzamanda128 Duhitzamanda128

18-01-2019
Mathematics

contestada

solve using the elimination method.
show your work
2x - y = 6
x + y = 6

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

18-01-2019

Answer:

x=4, y=2

Step-by-step explanation:

2x - y = 6

x + y = 6

Add these together to eliminate y

2x - y = 6

x + y = 6

-----------------

3x = 12

Divide by 3

3x/3 = 12/3

x=4

But we still need y

x+y =6

4+y =6

Subtract 4 from each side

4+y-4 = 6-4

y=2

Answer Link

Otras preguntas

Which phrase describes one of the reasons that Americans were opposed to U.S. involvement in the Vietnam War? a. The reinstatement of a military draft to provid

[tex]\sqrt[3]{32}[/tex]

I remember them taking me to the seashore into passive voice

is this good for my history work bout the plegue

Which form of alcohol was consumed at epidemic levels (causing major health and social issues) in English cities in the early to mid 1700s?

Araine borrows $400 on a 4-year loan. She is charged 5% simple interest per year. How much interest is she charged for 4 years? What is the total amount she has

Sally was exposed to hepatitis. Her doctor gave her an injection containing antibodies to help her fight off the infection before her immune system had a chance

Which is the following experession cannot be written as an integer

What is Carnot engine ?

Part B - Find the solutions for the following Case Study Real World Problems by applying the appropriate concepts that you learned from the HCI Course. B1. And