# Chapter 6 - Section 6.1 - The Greatest Common Factor - Exercise Set - Page 421: 75

( 5q - 4p)( q-1)

#### Work Step by Step

5$q^{2}$ - 4pq - 5q + 4p group term 5$q^{2}$ - 5q - 4pq + 4p 5q ( q -1 ) -4p( q -1) factor out GCF from each grouping ( 5q - 4p)( q-1)

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