Algebra 2 Common Core

by Hall, Prentice

Published by Prentice Hall

ISBN 10: 0133186024

ISBN 13: 978-0-13318-602-4

Chapter 2 - Functions, Equations, and Graphs - Get Ready! - Page 57: 20

Answer

$x=\frac{3}{2}$

Work Step by Step

We subtract 7x from both sides to isolate x with its coefficient. We have $7x-9=x$ is $-9=-6x$. Now, we divide both sides by -6 to fully isolate x. $\frac{-9}{-6}=\frac{-6x}{-6}$ is $\frac{3}{2}=x$.

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