Cho x biết \(\left( {x + \frac{1}{4} - \frac{1}{3}...

Câu hỏi: Cho x biết \(\left( {x + \frac{1}{4} - \frac{1}{3}} \right):\left( {2 + \frac{1}{6} - \frac{1}{4}} \right) = \frac{7}{{46}}\)

A. \(\frac{9}{{64}}\)

B. \(\frac{9}{{16}}\)

C. \(\frac{5}{{24}}\)

D. \(\frac{3}{{8}}\)