Question
Answer
$$7-6x^3+7x+6=-6x^3+7x+13$$
Explanation
| $$ \begin{aligned}7-6x^3+7x+6& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}-6x^3+7x+13\end{aligned} $$ | |
| ① | Combine like terms: $$ \color{blue}{7} -6x^3+7x+ \color{blue}{6} = -6x^3+7x+ \color{blue}{13} $$ |
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