$$ \begin{aligned} 33+o &= \frac{9o+5}{8}&& \text{multiply ALL terms by } \color{blue}{ 8 }. \\[1 em]8\cdot33+8o &= 8 \cdot \frac{9o+5}{8}&& \text{cancel out the denominators} \\[1 em]264+8o &= 9o+5&& \text{move the $ \color{blue}{ 9o } $ to the left side and $ \color{blue}{ 264 }$ to the right} \\[1 em]8o-9o &= 5-264&& \text{simplify left and right hand side} \\[1 em]-o &= -259&& \text{switch signs on both sides} \\[1 em]o &= 259&& \\[1 em] \end{aligned} $$

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