## Elementary Algebra

Published by Cengage Learning

# Chapter 5 - Exponents and Polynomials - 5.3 - Multiplying Polynomials - Problem Set 5.3: 76

#### Answer

$54n^2+3n-35$

#### Work Step by Step

Using $(a+b)(c+d)=ac+(ad+bc)+bd$, or the FOIL Method, the given expression, $(6n+5)(9n-7) ,$ is equivalent to \begin{array}{l}\require{cancel} 54n^2+(-42n+45n)-35 \\\\= 54n^2+3n-35 .\end{array}

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