Respuesta :

[tex]4y^2+6x-2y^2+12x\\=4y^2-2y^2+6x+12x\\=2y^2+18x[/tex]

Answer:

  • 2y^2 + 18x

Step-by-step explanation:

  • 4y^2 + 6x - 2y^2 + 12x =
  • (4y^2 - 2y^2) + (6x + 12x) =
  • 2y^2 + 18x