Intermediate Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-894-7
ISBN 13: 978-0-13417-894-3

Chapter 1 - Review Exercises - Page 97: 4

Answer

$34$

Work Step by Step

Recall the acronym PEDMAS, which tells us the order of operations: P: Parenthesis and other grouping symbols E: Exponents D/M: Division and Multiplication (from left to right) A/S: Addition and Subtraction (from left to right) Evaluate by substituting the given value of the variable and then using order of operations to simplify: $=10^2-7(10) + 4 \\=100-70+4 \\=30 + 4 \\=34$
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