Question
$$\frac{x}{8}+3 = 5$$
Answer
$$ x = 16 $$
Explanation
$$ \begin{aligned} \frac{x}{8}+3 &= 5&& \text{multiply ALL terms by } \color{blue}{ 8 }. \\[1 em]8 \cdot \frac{x}{8}+8\cdot3 &= 8\cdot5&& \text{cancel out the denominators} \\[1 em]x+24 &= 40&& \text{ move 24 to the right } \\[1 em]x &= 40-24&& \\[1 em]x &= 16&& \\[1 em]x &= 16&& \\[1 em] \end{aligned} $$
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