carolynpttmn carolynpttmn
  • 19-04-2019
  • Mathematics
contestada

substitute method 9x -2y =3 3x -6 = y

Respuesta :

kdavi1002
kdavi1002 kdavi1002
  • 19-04-2019
Answer:(-3 , -15)
X= -3 and Y= -15
Answer Link
Аноним Аноним
  • 19-04-2019

9x -2y = 3

3x -6 = y

Substitute y

9x -2(3x - 6) = 3

Distribute

9x -6x + 12 = 3

3x + 12 = 3

3x = -9

x = -3

Plug in x

3(-3) - 6 = y

-9 - 6 = y

y = -15

Answer:

x = -3

y = -15

Answer Link

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