Elementary Algebra

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

Chapter 1 - Some Basic Concepts of Arithmetic and Algebra - 1.1 - Numerical and Algebraic Expressions - Problem Set 1.1: 41

Answer

$= 884$

Work Step by Step

We plug in the values for the variables that are given in the problem: $= 14xz + 6xy - 4yz$ $= 14(8)(7) + 6(8)(5) - 4(5)(7)$ $= 14(56) + 6(40) - 4(35)$ $= 784 + 240 - 140$ $= 1024 - 140$ $= 884$
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