Question
Answer
$$(3-a)\cdot2+a=-a+6$$
Explanation
Tap the blue circles to see an explanation.
| $$ \begin{aligned}(3-a)\cdot2+a& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}6-2a+a \xlongequal{ } \\[1 em] & \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle2}{\textcircled {2}} } }}}-a+6\end{aligned} $$ | |
| ① | $$ \left( \color{blue}{3-a}\right) \cdot 2 = 6-2a $$ |
| ② | Combine like terms: $$ 6 \color{blue}{-2a} + \color{blue}{a} = \color{blue}{-a} +6 $$ |
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