O This is a non-statement. The speed is unknown. (b) George Washington was a United States president. O This is a statement. Negation: George Washington was not a United States president. O This is a statement. Negation: George Washington was the first United States president. This is a statement. Negation: George Washington was not the first United States president. O This is a non-statement. This is a phrase, not a statement. This is a non-statement. George Washington was not a real person. (c) 4+3=7 This is a statement. Negation: 3 + 4 = 7. O This is a statement. Negation : 7 - 4 = 3