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

Published by Pearson

Chapter 1-2 - Cumulative Review - Page 152: 17

Answer

$y=\dfrac{1-4x}{-9}$

Work Step by Step

Using the properties of equality, in terms of $y$, the given equation, $4x-9y=1$, is equivalent to \begin{array}{l}\require{cancel} -9y=1-4x \\\\ y=\dfrac{1-4x}{-9} .\end{array}

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