Respuesta :

Answer:

-4ab because if you have a balance of negative two dollars and you spend two more dollars you have a balance of negative 4 dollars

Step-by-step explanation:

Answer:

-4ab.

Step-by-step explanation:

If the temperature is -2 degrees and it goes down another 2 degrees the new temperature is -2-2 = -4.

-2ab - 2ab = -4ab.