Question
Answer
$$2x(y+3)-4xy=-2xy+6x$$
Explanation
Tap the blue circles to see an explanation.
| $$ \begin{aligned}2x(y+3)-4xy& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}2xy+6x-4xy \xlongequal{ } \\[1 em] & \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle2}{\textcircled {2}} } }}}-2xy+6x\end{aligned} $$ | |
| ① | Multiply $ \color{blue}{2x} $ by $ \left( y+3\right) $ $$ \color{blue}{2x} \cdot \left( y+3\right) = 2xy+6x $$ |
| ② | Combine like terms: $$ \color{blue}{2xy} +6x \color{blue}{-4xy} = \color{blue}{-2xy} +6x $$ |
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