Algebra 1

by Hall, Prentice

Published by Prentice Hall

ISBN 10: 0133500403

ISBN 13: 978-0-13350-040-0

Chapter 1 - Foundations for Algebra - 1-5 Adding and Subtracting Real Numbers - Practice and Problem-Solving Exercises - Page 34: 44

Answer

7.1

Work Step by Step

$a-b+c\longrightarrow$ substitute the given value for each variable =$-2-(-4.1)+5\longrightarrow$ convert subtraction to addition and reverse the sign of the following term =$-2+4.1+5\longrightarrow$ add working left to right =$2.1+5\longrightarrow$ add =$7.1$

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