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

8. What is the name of the projection on C2?
in the 1970s, what brand created the first at-home drip coffee machine?
Four points, A(0,0), B(1, 2), C(3, 1), and D(2,-1) lie in a plane. Line AD and Line BC are BEST described as A) Skew B) Parallel C)Vertical D)Concurrent
why were so many scientists involved in the cell theory
Julia went to the grocery store and purchased cans of soup and frozen dinners. Each can of soup has 350 mg of sodium and each frozen dinner has 500 mg of sodium
pls help asap!!!!!!!
Why did the Cold War end
when does a slope equal zero and when is it undefined
Which of the following vehicles is not allowed to drive in the HOV lane? •Buses •Vehicles, other than motorcycles, with only one person •Motorcycles
solve (—6 —4) divided by (—5) =