Answer
$4x-39$
Work Step by Step
Using the Distributive Property and then combining like terms, the given expression, $
-(x-6)+5(x-9)
,$ simplifies to
\begin{array}{l}\require{cancel}
-x+6+5x-45
\\\\=
(-x+5x)+(6-45)
\\\\=
4x-39
.\end{array}