#### Answer

$\frac{x^{2}+3x}{20}$ is correct.
$\frac{2x+3}{20}$ is false.

#### Work Step by Step

$\frac{x}{5}$ * $\frac{x+3}{4}$=$\frac{x(x+3)}{5*4}$=
$\frac{x^{2}+3x}{20}$ is correct.
$\frac{2x+3}{20}$ is false.

Published by
Pearson

ISBN 10:
0321726391

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

$\frac{x^{2}+3x}{20}$ is correct.
$\frac{2x+3}{20}$ is false.

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