jean3759 jean3759
  • 24-09-2019
  • Mathematics
contestada

x = -y-6
7x + 6y = –10

Respuesta :

BasketballEinstein
BasketballEinstein BasketballEinstein
  • 24-09-2019

Answer:

[26, -32]

Step-by-step explanation:

7[-y - 6] + 6y = -10

-7y - 42 + 6y = -10

-y - 42 = -10

+ 42 + 42

____________

-y = 32

-32 = y [Plug this back into both equations to get the x-value of 26]; 26 = x

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