Tìm x, biết: \(\Large5\dfrac{1}{7}:x=4\) Vậy x = ... \(\Large\dfrac{6}

Tìm x, biết:

\(\Large5\dfrac{1}{7}:x=4\)

Vậy x = ...

• A.

  \(\Large\dfrac{6}{7}\)

• B.

  \(\Large\dfrac{8}{7}\)

• C.

  \(\Large\dfrac{9}{7}\)

• D.

  \(\Large\dfrac{10}{7}\)

\(\Large5\dfrac{1}{7}:x=4\)

\(\Large\dfrac{36}{7}:x=4\)

\(\Large x=\dfrac{36}{7}:4\)

\(\Large x=\dfrac{9}{7}\)