138 Chapter 2 Linear Equations and Inequalities For Exercises 7–12, solve the equations using the addition, subtraction, multiplication, or division property of equality. 7. 8. 9. 7 p 12 19 5w 30 6 7y 21 3 10. 11. 12. Concept 1: Solving Linear Equations Involving Multiple Steps For Exercises 13–36, solve the equations using the steps outlined in the text. (See Examples 1–3.) 13. 14. 15. 6z 1 13 5x 2 13 3y 4 14 16. 17. 18. 7w 5 19 2p 8 3 5 19. 20. 21. 22. 23. 24. 2b 1 4 25. 11h 8 9h 16 26. 6u 5 8u 7 27. 3a 7 2a 19 28. 6b 20 14 5b 29. 4r 28 58 r 10 30. 6x 7 3 8x 2 31. 8 32. 33. 3 7 1 4 4 7 5 4 34. 35. 36. 1 3y 2 5y 2 0 4 10t 8t 4 0 x x Concept 2: Procedure for Solving a Linear Equation in One Variable For Exercises 37–58, solve the equations using the steps outlined in the text. (See Examples 4–7.) 37. 4q 14 2 3 38. 6 7m 1 1 39. 40. 9 4n 1 4x 8 1 2 312p 42 15 41t 152 20 9 2 10 41. 42. 613x 22 10 4 412k 12 1 5 43. 44. 45. 3.4x 2.5 2.8x 3.5 10 46. 5.8w 1.1 6.3w 5.6 9 171s 32 41s 102 13 514 p2 313p 12 9 47. 48. 613t 42 10 51t 22 13t 42 5y 212y 12 215y 12 7 49. 50. 5 31x 22 5 1 612 h2 7 51. 52. 312z 62 413z 12 5 21z 12 214a 32 512 a2 312a 32 7 53. 54. 2 55. 56. 2314p 12 13p 124 513 p2 9 5 16k 12 2315k 32 1k 224 57. 310.9n 0.52 3.5n 1.3 58. 710.4m 0.12 5.2m 0.86 7 3 5 6 x 2 3 1 6 x 5 3 7t 4 6t 4 2z 8 z 7w 6w 1 10 4 5v 3 4v 13 6 7 1 7 5 3 r 5 8 1 4 1 2 0.2x 3.1 5.3 1.8 2.4a 6.6 p 3 2 9 8 3 4 x 8 15 23 z 23 28 5 k 2 3 6 2 5 2 21 8 42 2 3 4 3 7 5 16 4 1 26 34 2 17 8 25 4 1 3 1 4 6 8 2 0 1 3 10 3 3 7 0.25 0.65 Writing Translating Expression Geometry Scientific Calculator Video
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