Answer
$$4\cdot2+3x+5\cdot2+2=3x+20$$
Explanation
Tap the blue circles to see an explanation.
| $$ \begin{aligned}4\cdot2+3x+5\cdot2+2& \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle1}{\textcircled {1}} \htmlClass{explanationCircle explanationCircle2}{\textcircled {2}} } }}}8+3x+10+2 \xlongequal{ } \\[1 em] & \xlongequal{ \color{blue}{ \text{\normalsize{ \htmlClass{explanationCircle explanationCircle3}{\textcircled {3}} } }}}3x+20\end{aligned} $$ | |
| ① | $$ 4 \cdot 2 = 8 $$ |
| ② | $$ 5 \cdot 2 = 10 $$ |
| ③ | Combine like terms: $$ \color{blue}{8} +3x+ \color{red}{10} + \color{red}{2} = 3x+ \color{red}{20} $$ |
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