Answer
$0.5=n$
Work Step by Step
We start with the given equation: $2.1=4.2n$.
We divide by $4.2$ on both sides of the equation in order to get $n$ by itself: $\frac{2.1}{4.2}=\frac{4.2n}{4.2}$
We simplify the fractions by dividing: $0.5=n$
Elementary Algebra
by Kaufmann, Jerome; Schwitters, Karen;
Published by
Cengage Learning
ISBN 10:
1285194055
ISBN 13:
978-1-28519-405-9
Chapter 3 - Equations and Problem Solving - 3.1 - Solving First-Degree Equations - Problem Set 3.1 - Page 100: 70
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