Question
Answer
$$7(-7n+6)=-49n+42$$
Explanation
| $$ \begin{aligned}7(-7n+6)& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}-49n+42\end{aligned} $$ | |
| ① | Multiply $ \color{blue}{7} $ by $ \left( -7n+6\right) $ $$ \color{blue}{7} \cdot \left( -7n+6\right) = -49n+42 $$ |
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