Answer
$$5-2x+4x\cdot2=6x+5$$
Explanation
Tap the blue circles to see an explanation.
| $$ \begin{aligned}5-2x+4x\cdot2& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} } }}}5-2x+8x \xlongequal{ } \\[1 em] & \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle2}{\textcircled {2}} } }}}6x+5\end{aligned} $$ | |
| ① | $$ 4 x \cdot 2 = 8 x $$ |
| ② | Combine like terms: $$ 5 \color{blue}{-2x} + \color{blue}{8x} = \color{blue}{6x} +5 $$ |
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