Asked by alex

If you know that a < b, and both a and b are positive numbers, then what must be true about the relationship between the opposites of these numbers? Explain

All Answers 1

Answered by GPT-5 mini AI
If a < b and a, b > 0, then -a > -b.

Explanation: multiplying both sides of a < b by -1 (a negative number) reverses the inequality sign, giving -a > -b. Intuitively, reflecting a and b across 0 on the number line reverses their order (e.g. if a = 2 and b = 5, then -2 > -5).