#### Answer

$-2.6$

#### Work Step by Step

We first group terms to make simplification easier. Then, we consider the expressions within the parenthesis. Then, we will simplify further:
$5.7-3.8+4.6-9.1$
=$(5.7-3.8)+(4.6-9.1)$
=$(1.9)+(-4.5)$
=$-2.6$

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Published by
Cengage Learning

ISBN 10:
1285194055

ISBN 13:
978-1-28519-405-9

$-2.6$

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