Respuesta :

Step-by-step explanation:

7x - 10x + 2y + y - 8y

= -3x - 5y

Answer:

-3x - 5y or 3x + 5y

Step-by-step explanation:

7x + 2y - 10x + y - 8y (combine similar terms)

-3x - 5y or 3x + 5y