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