## College Algebra (11th Edition)

$-4-4i$
Removing the grouping symbols and the combining the real parts and the imaginary parts, the given expression $-6+4i-(8i-2) ,$ simplifies to \begin{array}{l}\require{cancel} -6+4i-8i+2 \\\\= (-6+2)+(4i-8i) \\\\= -4-4i .\end{array}