Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 1 - Foundations for Algebra - 1-1 Variables and Expressions - Got It? - Page 4: 1



Work Step by Step

An algebraic expression is a mathematical phrase that includes one or more variables. We are asked for 18 more than a number 'n'. In mathematical terms, "more" is represented by the plus sign. This means that the expression "18 more than a number n" is shown as: n+18.
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