17-02-2022
Mathematics

contestada

Use substitution to solve the system of equations.
2x+y=4
-2x+y=-4

Respuesta :

snitiser7 snitiser7

17-02-2022

Answer:

Step-by-step explanation:

1*2x+y=4

-1*2x+y=-4

-2x=-y-4

2x=y+4

x=y+4/2

Answer Link

Otras preguntas

Once the carpet the floor of her closet a floor plan of the closet is shown how much carpet does Aaron need the carpet Erin has chosen cost $2.50 per square foo

Express the fractions 3/4, 7/16, and 5/8with the LCD. A. 24/32, 14/32, 24/32 B. 12/16, 7/16, 10/16 C. 9/16, 49/16, 36/16 D. 3/4, 2/4, 3/4

What type of document do you earn when you complete your educational program at a vocational school?

The Museum has three impressions of The Great Wave. The one shown here is an early one, taken when the woodblock was still crisp, which means it has sharp lines

Which correlation is most likely a causation? A the positive correlation between the number of pet toys in a home and the number of appointments the homeow

Which aspect of U.S. politics is most closely tied to the concept of indirect democracy? A.Some cities allow citizens to hold town hall meetings to vote on new

One roll of carpet covers 900 square feet. how many rolls of carpet would be needed for a room that is 40ft. x 60ft.?

What type of stained glass window is shown below?

a tree is 46.2 feet tall. what is its height in meters?

what does these equation equal to [x+x]+[x+x+x]=blank and [x+x+x]+[x+x+x]=