Respuesta :
You need to group the like terms (the terms with the same or no variable) together so it is:
5y-6y-y +6
Then you combine the like term and it becomes
5y-7y +6
-2y+6
which can also be written as 6-2y
Hope this helps :)
5y-6y-y +6
Then you combine the like term and it becomes
5y-7y +6
-2y+6
which can also be written as 6-2y
Hope this helps :)