How do you simplify ( 6 - 3i ) + ( -4 - 2i )?

Dec 3, 2015

Answer: $2 - 5 i$

Explanation:

$\left(6 - \textcolor{red}{3 i}\right) + \left(- 4 \textcolor{red}{- 2 i}\right)$

Add real number with real number
$6 - 4 = 2$

Imaginary with imaginary
$\textcolor{red}{- 3 i + - 2 i = - 5 i}$

The answer is : $2 - \textcolor{red}{5 i}$