$$ \begin{aligned} 2 &= \frac{m}{8}-1&& \text{multiply ALL terms by } \color{blue}{ 8 }. \\[1 em]8\cdot2 &= 8 \cdot \frac{m}{8}-8\cdot1&& \text{cancel out the denominators} \\[1 em]16 &= m-8&& \text{ swap the left and right side of the equation } \\[1 em]m-8 &= 16&& \text{ move -8 to the right } \\[1 em]m &= 16+8&& \\[1 em]m &= 24&& \\[1 em]m &= 24&& \\[1 em] \end{aligned} $$

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