willll99 willll99
  • 06-12-2019
  • Mathematics
contestada

a.
X - y = 3
2x - 4y = 8
Given ordered pair: (2,-1).

Respuesta :

gianghoang112005
gianghoang112005 gianghoang112005
  • 06-12-2019

Answer:

X-y=3. 2x-2y=6. 2y=-2

Y= -1

2x-4y=8. 2x-4y=8 2.x-4.-1=8

2x=4. x=2

Step-by-step explanation:

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