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# Chapter 1 Review 6557

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This 5 page Study Guide was uploaded by Maaike Gros on Monday August 29, 2016. The Study Guide belongs to 6557 at Fayetteville State University taught by Guanghua Zhao in Fall 2016. Since its upload, it has received 6 views. For similar materials see Intro to Algebra in Math at Fayetteville State University.

## Reviews for Chapter 1 Review

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Date Created: 08/29/16

Chapter 1 Review 6 1 17. 7 - 7 Insert <, >, or = for each statement 3 6 18. 2 4 + 8 1. 2.13 1.13 2. -6 -4 Evaluate Write each statement as an 3 equation 19. 3 3. Eight is less than 12. 3 2 4. Negative seven is not equal 20. (3 to seven. Is the statement true or false? (−5 ) 5. Every rational number is also 21. Simplify each equation. an integer. 6. A number can be both 22. 5+6∗2 rational and irrational. 2 Rewrite so the statement is correct 23. 2+ 5−2 )+4 7. 18 ≥ 23 24. 2 8∗3 ) 8. -5 = 5 Write the number as a product of 3+3(5+3) primes. 25. 3 +1 9. 27 Evaluate when X=1, Y=3, and Z=5 10. 56 Z Write fraction in lowest terms. 26. 3 5X 11. 6 2 27. 5Y 42 12. Decide whether the given number 45 is a solution or not. 28. Is 5 a solution of Multiply or divide, simplify if 3x+30=9x? needed. 7 3 29. Is 8 a solution of 2x- 13. 8 x 21 5=5? Write each expression as an 1 19 algebraic equation. 14. ÷ 4 6 30. Fifteen more than a number 1 8 31. The ratio of a number 15. 7 3 x 1 9 and four 32. Three times a number, Add or subtract, simplify as needed. increased by twenty two 4 11 Write each sentence as an 16. + inequality or equation. 5 35 33. One increased by two −¿− ∨¿ equals the quotient of nine 48. 3 and three 34. The sum of five and a Decide if the given number is a number is twenty solution to the equation. 35. Thirteen minus three 49. Is -4 a solution of x+9=5 times a number is thirteen Determine whether each is an 50. Is -1 a solution of expression or equation. y+(−3)=−7 36. 5x+6 37. 2a=7 Subtract. 38. 4x+3y-8z 51. −6−4 Add. −2.6− −6.7) 39. -6 + (-8) 52. 40. −18+49 −3 5 53. −− ( ) −7 + −3 11 11 41. 10 (5) Translate each phrase into an 42. [−2+ −7 ]+[−11+22 ] equation, simplify. 54. Subtract -5 from 8 55. Decrease -8 by 15 Simplify each expression 56. −10− −8 )+−4 )−20 2 57. 3−6 )+4 Solve. Solve. 58. A commercial jetliner hits an air pocket and drops 43. The low temperature in 250ft. After climbing 120 ft, it Anoka, MN, was -15˚ last drops another 178ft. What is night. During the day, it rose the overall vertical change? only 9˚. Find the high temperature for the day. Multiply. 59. -6(4) 44. Andrea was the winner 2 −4 for the 2012 Golf Classic in 60. 3 (9) New Mexico. Her scores were -6, -5, -3, and -2. What was her overall score? Find each additive inverse or Evaluate. opposite. 61. −2 ) 45. 6 46. 0 62. −15 47. |-6| Find the reciprocal or multiplicative 79. 4∗1+4∗y inverse. 63. 9 80. 30a+30b −3 64. Name the property shown in each 11 statement. 81. 3∗5=5∗3 65. . 2 82. 2+(x+5)= 2+x +5 Divide. 18 83. 9(3+7)=9∗3+9∗7 66. −2 84. 0+6=6 0 67. −4 Chapter 1 Review Answers 5 68. 0 1. > 2. < 4 −1 3. 8 < 12 69. ÷( ) 5 2 4. -7 ≠ 7 5. False Use the communicative property to 6. False complete each statement. 7. 18 ≤ or < 23 x+16 8. -5 < 5 70. 9. 27 71. xy 3 9 72. 2 x+13 3 3 Use the associative property to complete each statement. 3*3*3 (xy∗z 73. 10. 2*2*2*7 2+ a+b ) 1 74. 11. 2 4∗ ab) 75. 2 Use the distributive property to 12. 3 write each expression without 1 parenthesis. 13. 76. 7 4x−3 ) 8 3 77. −4 (1−2m+n ) 14. 38 −1 3x−9y 78. 3 ( ) 23 15. 13 27 Use the distributive property to write each sum as a product. 4 46. 0 16. 1 35 47. 6 −2 5 48. 17. 7 3 49. Yes 1 18. 3 50. No 2 51. -10 52. 4.1 19. 27 2 1 53. 11 20. 125 8−(−5) 21. 25 54. 22. 17 −8−15 23. 21 55. 24. 10 56. -26 57. 13 27 25. 10 58. -308 59. -24 26. 1 −8 27. 45 60. 21 28. Yes 29. No 61. 16 62. -1 30. 15 + x 1 x 63. 31. 4 9 32. 3x + 22 −11 9 64. 3 33. 1+2= 3 1 5+x=20 65. .2 34. 13−3x=13 66. -9 35. 67. 0 36. Expression 68. Undefined 37. Equation 38. Expression −1 3 69. 5 39. -14 40. 31 70. 16+x −13 41. 10 71. yx 42. 2 72. 13+2x 43. -6˚ 73. x∗(yz) 44. -16 45. -6 74. 2+a +b 75. 4∗a ∗b 80. 30(a+b ) 76. 28 x−21 81. Commutative property of multiplication 77. −4+8m−4n 82. Associative property of −x+3y addition 78. 4(1+y) 83. Distributive property 79. 84. Identity element of addition

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