Respuesta :

sqdancefan

Answer:

-9, +2 are the like terms

Step-by-step explanation:

The terms containing variables have different variables, so they are not "like."

The constant terms (not containing any variables) are the only "like" terms. When combined, they become -7.

Allisonbeatty2014

Answer:

-9, +2 are the like terms

Step-by-step explanation: