| $$ \begin{aligned}100-j\cdot100+j\cdot86.6025& \xlongequal{ }100-j\cdot100+86j \xlongequal{ } \\[1 em] & \xlongequal{ }100-100j+86j \xlongequal{ } \\[1 em] & \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}-14j+100\end{aligned} $$ | |
| ① | Combine like terms: $$ 100 \color{blue}{-100j} + \color{blue}{86j} = \color{blue}{-14j} +100 $$ |