If |–4 + x| = 8, x could equal which of the following?

Pls! does anybody know a shortcut for answering these types of questions in the future?

Sample response: if the graph passes the horizontaline test, then the function is one to one. functions that are one to one have inverses that a therefore, the inverse is a hinction compare your response to the sample response above. what did you include in your explanation? a reference to the horizontal-line test d a statement that the function is one-to-one the conclusion that the inverse is a function done

What is always true about a positive integer raised to a negative odd power?