60 Chapter 1 The Set of Real Numbers For Exercises 6–8, simplify the expression. 6. 7. 8. 42 6 2 1 36 9 2 14 0 10 6 0 Concept 1: Subtraction of Real Numbers For Exercises 9–14, fill in the blank to make each statement correct. 9. 10. 11. 5 3 5 8 7 8 2 12 2 4 9 4 7 142 7 13 142 13 12. 13. 14. For Exercises 15–60, simplify. (See Examples 1–2.) 15. 16. 17. 18. 19. 20. 21. 22. 3 5 9 12 3 152 9 1122 3 5 9 12 3 152 9 152 23 17 14 2 23 1172 14 122 23. 24. 25. 26. 27. 23 17 28. 14 2 29. 23 (23) 30. 14 (14) 31. 6 14 32. 9 12 33. 7 17 34. 8 21 35. 13 (12) 36. 20 (5) 37. 14 (9) 38. 21 (17) 2 9 39. 40. 41. 42. 11 12 43. 44. 45. 46. 47. 6.8 (2.4) 48. 7.2 (1.9) 49. 3.1 8.82 50. 1.8 9.59 51. 4 3 2 1 52. 10 9 8 7 53. 6 8 2 10 54. 20 50 10 5 55. 10 (14) 6 22 56. 3 (8) (11) 6 57. 112.846 (13.03) 47.312 58. 96.473 (36.02) 16.617 59. 0.085 (3.14) 0.018 60. 0.00061 (0.00057) 0.0014 Concept 2: Translations For Exercises 61–70, write each English phrase as an algebraic expression.Then evaluate the expression. (See Example 3.) 61. Six minus 7 62. Eighteen minus 1 63. Eighteen subtracted from 3 64. Twenty-one subtracted from 8 65. The difference of 5 and 11 66. The difference of 2 and 18 67. Negative thirteen subtracted from 1 68. Negative thirty-one subtracted from 19 69. Twenty less than 32 70. Seven less than 3 7 8 a 1 6 a b 1 4 b 2 7 3 14 1 2 1 10 7 10 a 5 6 b 3 8 a 4 3 b 5 3 6 5 3 10
miller_beginning_intermediate_algebra_4e_ch1_3
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