Answer
$x=9$
Work Step by Step
We start with the given equation: $18.9=2.1x$
We divide each side of the equation by $2.1$ and simplify: $x=\frac{18.9}{2.1}=9$
Algebra 1
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133500403
ISBN 13:
978-0-13350-040-0
Chapter 2 - Solving Equations - Mid-Chapter Quiz - Page 117: 3
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