Question
$$16 = \frac{t}{30}$$
Answer
$$ t = 480 $$
Explanation
$$ \begin{aligned} 16 &= \frac{t}{30}&& \text{multiply ALL terms by } \color{blue}{ 30 }. \\[1 em]30\cdot16 &= 30 \cdot \frac{t}{30}&& \text{cancel out the denominators} \\[1 em]480 &= t&& \text{ swap the left and right side of the equation } \\[1 em]t &= 480&& \\[1 em]t &= 480&& \\[1 em] \end{aligned} $$
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