Why do we flip the Inequality Sign when multiplying or dividing by a Negative number? | 7 EE B 4

The video tutorial explains how to solve inequalities, focusing on the importance of flipping the inequality sign when multiplying or dividing by a negative number. It demonstrates solving an inequality using both addition and multiplication methods, highlighting the correct approach through examples. The tutorial concludes with practice problems to reinforce the concept.

What is the first step to solve the inequality -X + 10 < 4?

How can you check if your solution for the inequality is correct?

What is the solution for X when solving the inequality -X + 10 < 4?

Explain why the inequality sign is flipped when multiplying or dividing by a negative number.

What is the result of dividing both sides of the inequality -5N ≤ 15 by -5?

What happens to the inequality sign when you divide by a negative number?

What is the solution for the inequality X / -3 > -4?