$$ \begin{aligned}4+3i+6+2i& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}5i+10\end{aligned} $$ | |
① | Combine like terms: $$ \color{blue}{4} + \color{red}{3i} + \color{blue}{6} + \color{red}{2i} = \color{red}{5i} + \color{blue}{10} $$ |