Question
$$1 \cdot \frac{x}{2} = \frac{3}{4}$$
Answer
$$ x = \dfrac{3}{2} $$
Explanation
$$ \begin{aligned} 1 \cdot \frac{x}{2} &= \frac{3}{4}&& \text{multiply ALL terms by } \color{blue}{ 4 }. \\[1 em]4\cdot1 \cdot \frac{x}{2} &= 4\cdot\frac{3}{4}&& \text{cancel out the denominators} \\[1 em]2x &= 3&& \text{ divide both sides by $ 2 $ } \\[1 em]x &= \frac{3}{2}&& \\[1 em] \end{aligned} $$
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