Elementary Algebra

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

Chapter 2 - Real Numbers - 2.3 - Real Numbers and Algebraic Expressions - Problem Set 2.3: 82

Answer

-10.1

Work Step by Step

First, we simplify the expression: $5x-2+6x+4$ =$5x+6x-2+4$ =$11x+2$ We evaluate the expression by substituting the value of $x=-1.1$ into the expression: $11x+2$ =$11(-1.1)+2$ =$11(-\frac{11}{10})+2$ =$-\frac{121}{10}+2$ =$-12.1+2$ =$-10.1$
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