#### Answer

$a.) \ 5$
$b.) \ 8-x$

#### Work Step by Step

$a.) \ a+3=8 \longrightarrow a=8-3 \longrightarrow a=5$
$b.) \ b+x=8 \longrightarrow b = 8-x$

Published by
Pearson

ISBN 10:
0321726391

ISBN 13:
978-0-32172-639-1

$a.) \ 5$
$b.) \ 8-x$

$a.) \ a+3=8 \longrightarrow a=8-3 \longrightarrow a=5$
$b.) \ b+x=8 \longrightarrow b = 8-x$

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