HOMEWORK-mth12a-week3-chap4.pdf - Math 12A Week 3 Homework...

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Math 12A Week 3 Homework – Chapter 4 1 Student Name: ___________________________________________________ Show all work and your final answer. Answers only will not earn credit. If you just write the problem and final answer, that is not showing work. Clearly present all the steps and/or calculations done that lead to the final answer. Please make sure that your writing is DARK. Circle your final answer.Homework Template Form by: Y. Brobst, M.A., 2013 Source: Beginning Algebra, 8th edition by Aufmann & Lockwood4.1 #37 (Show work as in Problem 2, page S8under Example 2 on page 143 of book. Answers only will not earn credit.) n + (n + 1) + (n + 2) = 54 3n + 3 = 54 3n + 3 – 3 = 54 – 3 3n = 51 3n/3 = 51/3 17 / 1 n = 17 n + 1 = 17 + 1 = 18 n + 2 = 17 + 2 = 19 The integers are 17, 18, and 19
Math 12A Week 3 Homework – Chapter 4 2 Student Name: ___________________________________________________ Show all work and your final answer. Answers only will not earn credit. If you just write the problem and final answer, that is not showing work. Clearly present all the steps and/or calculations done that lead to the final answer. Please make sure that your writing is DARK. Circle your final answer.Homework Template Form by: Y. Brobst, M.A., 2013 Source: Beginning Algebra, 8th edition by Aufmann & Lockwood4.1 #39 (Show work as in Section 4.1 #40 solution steps in Week 3 Live Session. Answers only will not earn credit.) n + (n + 2) + (n + 4) = 84 3n + 6 = 84 3n + 6 – 6 = 84 – 6 3n = 87 3n/3 = 76/3 26 / 1 n = 26 n + 2 = 26 + 2 = 28 n + 4 = 26 + 4 = 30 The integers are 26, 28, 30
Math 12A Week 3 Homework – Chapter 4 3 Student Name: ___________________________________________________ Show all work and your final answer. Answers only will not earn credit. If you just write the problem and final answer, that is not showing work. Clearly present all the steps and/or calculations done that lead to the final answer. Please make sure that your writing is DARK. Circle your final answer.Homework Template Form by: Y. Brobst, M.A., 2013 Source: Beginning Algebra, 8th edition by Aufmann & Lockwood4.1 #41 (Show work as in the Focus onexample on page 143 of book. Answers only will not earn credit.) n + (n + 2) + (n + 4) = 57 3n + 6 = 57 3n + 6 – 6 = 57 – 6 3n = 51 3n/3 = 51/3 17 / 1 n = 17 n + 2 = 17 + 2 = 19 n + 4 = 17 + 4 = 21 The integers are 17, 19, and 21
Math 12A Week 3 Homework – Chapter 4 4 Student Name: ___________________________________________________ Show all work and your final answer. Answers only will not earn credit. If you just write the problem and final answer, that is not showing work. Clearly present all the steps and/or calculations done that lead to the final answer. Please make sure that your writing is DARK. Circle your final answer.Homework Template Form by: Y. Brobst, M.A., 2013 Source: Beginning Algebra, 8th edition by Aufmann & Lockwood4.1 #65 (Show work as in Section 4.1 #65 sample solution steps in Week 3 Live Session. Answers only will not earn credit.) x = 1.6y 1.6y + y = 130 2.6y = 130 2.6y/2.6 = 130/2.6 y = 130/2.6 y = 50 x = 1.6y * 50 = 80 The length is 80 ft., while the width is 50 ft. 4.1 #67 (Show work similar to Section 4.1 #72 solution steps in Week 3 Live Session. Answers only will not earn credit.)

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