Question
Answer
$$10(x-1)=10x-10$$
Explanation
| $$ \begin{aligned}10(x-1)& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}10x-10\end{aligned} $$ | |
| ① | Multiply $ \color{blue}{10} $ by $ \left( x-1\right) $ $$ \color{blue}{10} \cdot \left( x-1\right) = 10x-10 $$ |
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