Introductory Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-805-X
ISBN 13: 978-0-13417-805-9

Chapter 1 - Section 1.1 - Introduction to Algebra: Variables and Mathematical Models - Concept and Vocabulary Check: 1

Answer

variable

Work Step by Step

A variable is represented by a letter that may change within the context of a mathematical problem or experiment. Variables are always unknown and must be solved for; based on the context in which stated. Commonly, a variable is representing the number we're trying to find. Example: x + 4 = 10 ( x is the variable) -4 -4 x = 6
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