Respuesta :

Answer:

7x + 5 -15x -23 +5y

= -8x-18+5y

Step-by-step explanation:

Answer:

-8x-18+5y

Step-by-step explanation:

You basically just add all of the like terms such as

- 7x and -15x

- 5 and -23

and 5y is on its own