Answer
$3x+3=18$, $x+1=6$, $\frac{1}{x}=\frac{3}{15}$
Work Step by Step
The three equations are: $3x+3=18$, $x+1=6$, $\frac{1}{x}=\frac{3}{15}$
Thinking Mathematically (6th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0321867327
ISBN 13:
978-0-32186-732-2
Chapter 6 - Algebra: Equations and Inequalities - 6.2 Linear Equations in One Variable and Proportions - Exercise Set 6.2 - Page 364: 129
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