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 1.7 - Multiplication and Division of Real Numbers - Exercise Set - Page 85: 105


not a solution

Work Step by Step

Substitute -2$\frac{1}{2}$ into the equation for the variable and then simplify to see if the equation is true or false. 14-2x=-4x+7 14-2(-2$\frac{1}{2}$)=-4(-2$\frac{1}{2}$)+7 14+5=10+7 19$\ne$17 This is not a solution.
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