Respuesta :

first off, (EXAMPLE) > 7x x -2x are all like terms because the variables are X.

ANSWER: 9x,-4x,8x,6x
^^ all like terms except 6xy
MeiIsFrightened

Answer:

9x and -4x

Step-by-step explanation:

Both 9x and -4x have the same variables? (Please correct if I am wrong..)