Question
Answer
$$x\cdot3-2x-4=x-4$$
Explanation
| $$ \begin{aligned}x\cdot3-2x-4& \xlongequal{ }3x-2x-4 \xlongequal{ } \\[1 em] & \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}x-4\end{aligned} $$ | |
| ① | Combine like terms: $$ \color{blue}{3x} \color{blue}{-2x} -4 = \color{blue}{x} -4 $$ |
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