Question

question 1 - a10/6 - a4/6
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Answer 1

$\:\:\:\:a \frac{10}{6} - a \frac{4}{6} \\ \\ = \frac{10a}{6} - \frac{4a}{6} \\ \\ = \frac{(10a - 4a)}{6} \\ \\ = \frac{6a}{6} \\ \\ = a$