| $$ \begin{aligned}74-8+6y-3& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}6y+63\end{aligned} $$ | |
| ① | Combine like terms: $$ \color{blue}{74} \color{red}{-8} +6y \color{red}{-3} = 6y+ \color{red}{63} $$ |