giavanna67
giavanna67 giavanna67
  • 02-03-2021
  • Mathematics
contestada

In systems by substitution what is y=x+8 and x+y=2

Respuesta :

AnimalPost
AnimalPost AnimalPost
  • 02-03-2021

Answer:

x = -3

Step-by-step explanation:

y = x + 8 and x + y = 2

Using substitution, we know that y = x + 8, so:

x + y = 2

x + (x + 8) = 2

2x + 8 = 2

2x = -6

x = -3

Then we solve for y:

x + y = 2

-3 + y = 2

y = 2 + 3

y = 5

Answer Link

Otras preguntas

what is s squared +2x-35 factor
Japan was able to prevent slipping into the mire of the Great Depression by devaluing its currency. How did this act help the nation survive nearly unscathed?
what is a sentence with the words evaluate and criteria
If the outcome of the Civil War had been different, how would that most likely have affected China?
what is 3 4ths of 3,600?
What are integers from 6.32-10.99
Lucy wants to make different types of cheesecake. Each cheesecake uses 2/3 pound of cream cheese. She has 2 pounds of cream cheese . How many cheesecakes can sh
x^5(1-x)^6 How to find the critical points
(6, 4, 4, 5, 1, 8, 10, 7, 8, 6, 6, 7, 5, 4, 6) In a stem-and-leaf plot, what does 5| 4 mean? 54 5.4 5 divided by 4 5 x 4 x 3 x 2 x 1
What is Charles Darwin's major contribution to science? A. He categorized thousands of species to compare their different traits. B. He explained how species ev