Anna opens a new savings account with a $500 deposit. She makes regular deposits of $50 each week. Suppose she makes a one-time withdrawal of $75. Which TWO expressions represent the balance of the savings account after x weeks? A.) x + 425 B.) 50x + 425 C.) 500x - 75 D.) 50(x - 75) E.) (50x + 500) - 75