Question
$$\frac{b}{2}-2 = 22$$
Answer
$$ b = 48 $$
Explanation
$$ \begin{aligned} \frac{b}{2}-2 &= 22&& \text{multiply ALL terms by } \color{blue}{ 2 }. \\[1 em]2 \cdot \frac{b}{2}-2\cdot2 &= 2\cdot22&& \text{cancel out the denominators} \\[1 em]b-4 &= 44&& \text{ move -4 to the right } \\[1 em]b &= 44+4&& \\[1 em]b &= 48&& \\[1 em]b &= 48&& \\[1 em] \end{aligned} $$
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