Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 2 - Section 2.4 - Linear Inequalities and Problem Solving - Exercise Set - Page 85: 49

Answer

$\left( -\infty,-1 \right]$

Work Step by Step

Using the properties of inequality, the expression $ 4(x-6)+2x-4\ge3(x-7)+10x $ simplifies to \begin{array}{l} 4x-24+2x-4\ge3x-21+10x \\ 6x-28\ge-21+13x \\ 6x-13x\ge-21+28 \\ -7x\ge7 \\ x\le-1 .\end{array} In interval notation, the solution set is $ \left( -\infty,-1 \right] $.
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