## Geometry: Common Core (15th Edition)

Published by Prentice Hall

# Skills Handbook - Evaluating and Simplifying Expressions - Exercises - Page 890: 3

#### Answer

$15$

#### Work Step by Step

We start with the given expression: $-xy$ We plug in the given values for $x$ and $y$: $-5(-3)$ There is only one operation for us to perform (multiplication). A negative times a negative is a positive: $15$

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