Question
Answer
$$-4i+10+4i=10$$
Explanation
| $$ \begin{aligned}-4i+10+4i& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}10\end{aligned} $$ | |
| ① | Combine like terms: $$ \, \color{blue}{ -\cancel{4i}} \,+10+ \, \color{blue}{ \cancel{4i}} \, = 10 $$ |
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