Answer
$$2c+2+6c-4=8c-2$$
Explanation
| $$ \begin{aligned}2c+2+6c-4& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}8c-2\end{aligned} $$ | |
| ① | Combine like terms: $$ \color{blue}{2c} + \color{red}{2} + \color{blue}{6c} \color{red}{-4} = \color{blue}{8c} \color{red}{-2} $$ |
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