Question

simplify = 4/7 + 2/21 + 1/3 ​

Answer 1

$= \frac{4}{7} + \frac{2}{21} + \frac{1}{3}$

$= \frac{12 + 2 + 7}{21}$

$= \frac{21}{21}$

$= 1$

Answer 2

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