Answer
$27-21x+2x^2$
Work Step by Step
Using $(a+b)(c+d)=ac+(ad+bc)+bd$, or the FOIL Method, the given expression, $
(3-2x)(9-x)
,$ is equivalent to
\begin{array}{l}\require{cancel}
27+(-3x-18x)+2x^2
\\\\=
27-21x+2x^2
.\end{array}
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