Represent then write and the algebraic expression for each. 1. three 2. six 3. negative three 4. zero 5. zero in another way 6. three in a way not already used 7. a number 8. the opposite of a number 9. three more than a number 10. three less than a number 11. five increased by a number 12. a number increased by five 13. twice a number 14. the opposite of twice a number 15. four more than twice a number 16. two less than three times a number 17. the sum of a number and two more than a number 18. the opposite of the sum of a number and two more than a number 19. one less than a number 20. the opposite of one less than a number 21. a number decreased by three 22. three decreased by a number 23. the sum of a number and the opposite of the number 24. the opposite of the sum of a number and two 25. double the sum of a number and two 26. the opposite of double the sum of a number and two 27. triple the sum of a number and two 28. four times the sum of a number and 3 29. the opposite of four times the sum of a number and 3 30. four less than double a number 31. the opposite of four less than double a number Answers at www.mathnstuff.com/math/algebra/answers.xls © 11/11/2003, 2/3/2008, 1/28/2018 A. Azzolino www.mathnstuff.com/math/algebra/write20.txt Skill to do comes of doing. -- Ralph Waldo Emerson Life is a successon of lessons, which must be lived to be understood. -- Ralph Waldo Emerson