# Chapter 6 - Factoring, Solving Equations, and Problem Solving - 6.5 - Factoring, Solving Equations, and Problem Solving - Problem Set 6.5: 28

$9xy(x-3)$

#### Work Step by Step

Since $9xy$ is common to both the terms of the equation, we take it out as a common factor: $9x^{2}y-27xy$ =$9xy(x-3)$ The expression cannot be simplified further.

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