adrianasmith977 adrianasmith977
  • 12-02-2021
  • Mathematics
contestada

resolver por sustitucion
y=x+8
x+y=2

Respuesta :

Yang100
Yang100 Yang100
  • 13-02-2021

Answer:

x=-3, y=5. (-3, 5).

Step-by-step explanation:

y=x+8

x+y=2

---------

x+(x+8)=2

x+x+8=2

2x+8=2

2x=2-8

2x=-6

x=-6/2

x=-3

substitute x=-3,

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

y=-3+8=5

Answer: (-3, 5).

Answer Link

Otras preguntas

Where is the moon's gravitational pull the strongest?
Why was the NATO created?
Calculate the discriminant.x2 – 2x + 4 = 0      20      12    –12      0
give two examples of technology  we use on earth that is a result of space exploration
the positive and negative of Greece geography
Explain how you would find the base area of a rectangle prism if you know the volume and the height
what is the difference between mechanical waves and electromagnetic waves?
1. Can someone help me with this? :) Which object is made of frozen gas, ice, and dust that orbits in the outermost reaches of the solar system?1) planet2) moon
What are some countries ruled by an ergatocracy?
In ΔABC, a = 2, b = 3, and c = 4. Find the value of cosC. Is the triangle acute, right, or obtuse?