nmgarcia7 nmgarcia7
  • 21-04-2021
  • Mathematics
contestada

y=x+8
x+y=2
Solving Systems by Substitution

Respuesta :

cwrw238 cwrw238
  • 21-04-2021

Answer:

{-3, 5}.

Step-by-step explanation:

y = x + 8

x + y = 2

Substitute y = x + 8 in the second equation:

x + x + 8 = 2

2x + 8 = 2

2x = -6

x = -3

Now plug this into the first equation

y = -3 + 8 = 5.

Answer Link

Otras preguntas

For the following system, use the second equation to make a substitution for y in the first equation. 2x + y = 5 y + 3 = 2x 2x + 2x - 3 = 5 2x + 3 - 2x = 5 2x +
Please answer this question for me! Thank you so much :)
Why does the government sometimes use no-bid contracts? A. to prevent fraud B. to allow for a balanced budget C. to protect national security D. to avoid budget
The radius of a sphere is 3 inches. Which represents the volume of the sphere? O 12A cubic inches O 367 cubic inches 0 647 cubic inches O 817 cubic inches
How did most of the nation react to President Nixon's Saturday Night Massacre?
Which of the following is NOT a true statement about the papillary layer of the dermis: a. it is highly vascular b. it is the deepest layer of the skin c. it is
complete and balance the molecular equation for the reaction of aqueous copper(II) chloride, CuCl2,CuCl2, and aqueous potassium phosphate, K3PO4.K3PO4. Include
What’s the best name for a cat?
Write an exponential function y = abx for a graph that includes (–4, 72) and (–2, 18).
A population is comprised of all one species, whereas a ___________ is made up of many of these.