Elementary Algebra

Published by Cengage Learning
ISBN 10: 1285194055
ISBN 13: 978-1-28519-405-9

Chapter 4 - Proportions, Percents, and Solving Inequalities - 4.5 - Inequalities, Compound Inequalities, and Problem Solving - Problem Set 4.5 - Page 175: 4



Work Step by Step

Using the properties of inequalities, the solution to the given inequality, $ 8x-1\gt4x-21 ,$ is \begin{array}{l}\require{cancel} 8x-4x\gt-21+1 \\\\ 4x\gt-20 \\\\ x\gt-\dfrac{20}{4} \\\\ x\gt-5 .\end{array}
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