# Chapter 1 - Some Basic Concepts of Arithmetic and Algebra - 1.5 - Use of Properties - Problem Set 1.5 - Page 33: 19

$-14,400$

#### Work Step by Step

We start with the given expression: $(4)(-16)(-9)(-25)$ We use the commutative property of multiplication to rearrange the numbers: $(4)(-25)(-16)(-9)$ We multiply from left to right: $(-100)(-16)(-9)=(1600)(-9)=-14,400$

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.