Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson
ISBN 10: 0-32184-874-8
ISBN 13: 978-0-32184-874-1

Chapter 1 - Introduction to Algebraic Expressions - 1.8 Exponential Notation and Order of Operations - 1.8 Exercise Set: 8

Answer

subtraction

Work Step by Step

Using $PEMDAS$ (Parenthesis, Exponent, Multiplication/Division, Addition/Subtraction) in the given expression, $ 7-9+15 ,$ addition or subtraction take the highest priority. Since subtraction appears first (from left to right) then the first operation to use is $\text{ subtraction .}$
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.