denav denav
  • 24-02-2021
  • Mathematics
contestada

12. When Raphael solved the system below by using the method of elimination, he changed the second equation
to -8x – 2y=-2. What property justifies this manipulation?
8x + 3y = 7
4x + y = 1

Respuesta :

kylahawley79 kylahawley79
  • 05-03-2021

Answer:

Multiply an equation by a scalar

Step-by-step explanation:

Answer Link

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