Answer
$-7+6i$
Work Step by Step
By removing the parentheses subtracting each term of the subtrahend then combining like terms, we obtain:
\begin{align*}
(- 3 + 2i) -( 4 - 4i)&=-3+2i-4-(-4i)\\
&=(-3-4)+(2i+4i)\\
&=-7+6i
\end{align*}
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