Respuesta :

it would be -4. subtracting a positive is the same as adding a negative
murali77

Answer:

-4

Step-by-step explanation:

4x - 4 = 4x + ___

The answer would be -4. It would be equal becuase the right side would be 4x + (-4) which is the same as 4x - 4. I hope this helped you!