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.

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