Respuesta :

Answer:You add polynomials when there are plus signs. You subtract them when there is a minus sign. Remember to only add/subtract like terms within the polynomials.

Step-by-step explanation:

Answer:

You can only add and subtract polynomials when they are like terms such as 5^2 and -3^2, not 5^4 and 3^6

Step-by-step explanation: