Respuesta :

mhanifa

Answer:

  • 7x - 2y - 4

Step-by-step explanation:

If a - b = c then the value of b is a - c:

  • 5x + 2x - 7 - (-2x + 4y - 3) =
  • 5x + 2y - 7 + 2x - 4y + 3 =
  • 7x - 2y - 4