Answer
Second step $2c-6=4$ is wrong.
Work Step by Step
The given equation is
$\Rightarrow 5c-6=4-3c$
Add $3c$ to each side.
$\Rightarrow 5c-6+3c=4-3c+3c$
Simplify.
$\Rightarrow 8c-6=4$
Hence, the second step $2c-6=4$ is wrong.
Big Ideas Math - Algebra 1, A Common Core Curriculum
by Larson, Ron; Boswell, Laurie
Published by
Big Ideas Learning LLC
ISBN 10:
978-1-60840-838-2
ISBN 13:
978-1-60840-838-2
Chapter 1 - Solving Linear Equations - 1.3 - Solving Equations with Variables on Both Sides - Exercises - Page 23: 25
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