Tìm x, biết: \(\Large\dfrac{7}{13}:x=\dfrac{14}{39}\) \(\Large x=\dfra

Tìm x, biết:

\(\Large\dfrac{7}{13}:x=\dfrac{14}{39}\)

• A.

  \(\Large x=\dfrac{1}{2}\)

• B.

  \(\Large x=\dfrac{3}{2}\)

• C.

  \(\Large x=\dfrac{5}{2}\)

• D.

  \(\Large x=\dfrac{7}{2}\)

\(\Large\dfrac{7}{13}:x=\dfrac{14}{39}\)

\(\Large x=\dfrac{7}{13}:\dfrac{14}{39}\)

\(\Large x=\dfrac{7}{13}\times\dfrac{39}{14}\)

\(\Large x=\dfrac{3}{2}\)