#### Answer

$A=\frac{a+b}{2}$

#### Work Step by Step

The average of $n$ numbers is always the sum of the numbers divided by $n$. In this case, $n=2$.

Published by
Brooks Cole

ISBN 10:
1305115546

ISBN 13:
978-1-30511-554-5

$A=\frac{a+b}{2}$

The average of $n$ numbers is always the sum of the numbers divided by $n$. In this case, $n=2$.

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