1. Warm Up

2. Lesson 66: Solving Inequalities The Number System

3. Solving Inequalities  We solve inequalities the same way we solve equations.  We use inverse operations to isolate the variable  When we multiply or divide by a negative, we have to reverse the inequality sign.

4. Example:

5. Your Turn

6. Example

7. Your Turn

8. Example

9. Your Turn

10. Example

11. Your Turn

12. Example An employment agency charges a company 15% of the salary for every position filled. What salary must a company pay a new employee for the agency to earn a commission of at least $6000?

13. Your Turn Rebecca wants to crochet a scarf that is at least 4.4 feet long. So far, she has completed 2.5 feet. Write and solve an inequality to find out how much more Rebecca needs to crochet.

14. Homework Questions

16. Correcting Homework  Be kind.  If the paper in front of you has no work shown, return it to its owner.  If the paper in front of you is not in pencil or black ink, return it to its owner.  If the paper in front of you is not complete, return it to its owner.  Remember you are filling out the score sheet for the person that you are correcting.  Be sure to write “C.B. ____________” with your name on the paper you graded and on the score sheet.

17. Homework  1 st and 2 nd hour: Practice a-d, #4, 5, 7, 10, 12, 13, 15, 17, 18, 19, 20, 21, 22, 27, 28, 29, 30  3 rd hour: Practice a-d, #4, 5, 7, 12, 13, 20, 22, 27, 28, 29, 30