Respuesta :

Answer:

4x+2y

Step-by-step explanation:

Answer:

x−14y

Step-by-step explanation:

(7x−8y)+(−6x−6y)

The "sum" is the result of addition

7x-8y-6x-6y

7x−8y−6x−6y

Remove parentheses

7x−8y−6x−6y

Identify like terms

7x−6x−8y−6y

Commutative property

7x−6x  

−14y

−8y−6y

Combine like terms

1x−14y

x−14y

Coefficient of 1 isn't needed