Question
Answer
$$-7-9i-7-5i=-14i-14$$
Explanation
| $$ \begin{aligned}-7-9i-7-5i& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}-14i-14\end{aligned} $$ | |
| ① | Combine like terms: $$ \color{blue}{-7} \color{red}{-9i} \color{blue}{-7} \color{red}{-5i} = \color{red}{-14i} \color{blue}{-14} $$ |
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