How can the additive inverse be used to evaluate the problem below? Negative 3 minus (negative 6) Because 3 + (negative 6) is an equivalent expression, the answer is –3. Because 3 + (negative 6) is an equivalent expression, the answer is 3. Because Negative 3 + 6 is an equivalent expression, the answer is –3. Because Negative 3 + 6 is an equivalent expression, the answer is 3.