By Edward S. Miller, Laura J. Bracken
Straightforward ALGEBRA bargains a pragmatic method of the research of starting algebra strategies, in keeping with the wishes of today's scholar. The authors position detailed emphasis at the labored examples in every one part, treating them because the basic technique of guideline, due to the fact scholars depend so seriously on examples to accomplish assignments. the various purposes (both in the examples and routines) also are uniquely designed in order that scholars have an event that's truer to life--students needs to learn details because it seems to be in headline information assets and extract in simple terms the correct info had to resolve a said challenge. This promotes the text's concentrate on constructing higher research conduct, challenge fixing and demanding considering abilities besides orienting scholars to imagine and cause mathematically. via hassle-free Algebra, scholars won't in basic terms be larger ready for destiny math classes, they are going to be greater ready to resolve difficulties and solution questions they stumble upon of their personal lives. to be had with InfoTrac pupil Collections http://gocengage.com/infotrac.
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Extra resources for Elementary Algebra
The insight and experience of Erin Brown was our mainstay during writing. We cannot thank Cheryll Linthicum and Martha Emry enough for being in our corner during production. Rita Lombard, Katherine Greig, Gordon Lee, and Danae April helped us clarify the story behind this book and have developed a powerful marketing plan. We also are grateful for the efforts of Leslie Lahr, Barbara Willette, Marian Selig, Heleny Wong, Guanglei Zhang, Carrie Jones, Lauren Crosby, Jennifer Cordoba, Carrie Green, Roger Lipsett, Tammy Morgan, Linda Collie, and Susan Dimick.
16 3 2 21 56 16 8 3 3 5 ? 2 ? 21 8 56 3 The least common denominator (LCD) is 168. Multiply by fractions equal to 1. Copyright 2013 Cengage Learning. All Rights Reserved. May not be copied, scanned, or duplicated, in whole or in part. 3 128 9 2 168 168 119 5 168 7 ? 17 5 7 ? 24 17 5 24 5 Fr a c t i o n s 21 Multiply numerators; multiply denominators. Subtract the numerators. Find common factors. Simplify; this fraction is in lowest terms. Fractions that are negative numbers are to the left of 0 on the number line.
The number 6 repeats. Draw a bar over the first 6. If there is more than one repeating digit, write a bar over the top of the digits in the first repeat. ExamplE 6 Solution Rewrite ▼ 26 1 as a decimal number. 7 1 7 5147 Divide the numerator by the denominator. Copyright 2013 Cengage Learning. All Rights Reserved. May not be copied, scanned, or duplicated, in whole or in part. 14285714825714. . The numbers 142857 repeat. 142857 Draw a bar over the first 142857. 27 practice problems For problems 1–4, rewrite the decimal number as a fraction.