How Do I Solve This?

NAME DATE PERIOD 5 -2 Skills Practice Solving Inequalities by Multiplication and Division Match each inequality with its corresponding statement. 1. 3n < 9 a. Three times a number is at most nine. 2. n ≥ 9 b. One third of a number is no more than nine. 3. 3n ≤ 9 c. Negative three times a number is more than nine. 4. –3n > 9 d. Three times a number is less than nine. 5. n ≤ 9 e. Negative three times a number is at least nine. 6. –3n ≥ 9 f. One third of a number is greater than or equal to nine. Solve each inequality. Check your solution. 7. 14 g > 56 8. 11 w ≤ 77 9. 20 b ≥ –120 10. –8r < 16 14. > –9 12. < 9 13. ≥ –15 11. –15 p ≤ –90 15. ≥ 6 18. ≤ –17 16. 5z < –90 17. –13 m > –26 21. ≤ 2 22. 12 > 19. –y < 36 20. –16 c ≥ –224 Define a variable, write an inequality, and solve each problem. Check your solution. 23. Four times a number is greater than –48. 24. One eighth of a number is less than or equal to 3. 25. Negative twelve times a number is no more than 84. 26 . Negative one sixth of a number is less than –9. 27 . Eight times a number is at least 16. 13 Chapter 5 Glencoe Algebra 1 Lesson 5 -2