Question

Tìm x:

\(\dfrac{4}{7}x=\dfrac{9}{8}-0,125\)

Answer 1

\(\dfrac{4}{7}x=\dfrac{9}{8}-\dfrac{1}{8}\left(\dfrac{1}{8}=0,125\right)\)

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

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

-> x= \(\dfrac{7}{4}\)

Answer 2

Ta có: \(\dfrac{4}{7}x=\dfrac{9}{8}-0.125\)

\(\Leftrightarrow\dfrac{4}{7}x=\dfrac{9}{8}-\dfrac{1}{8}=1\)

hay \(x=\dfrac{7}{4}\)

Vậy: \(x=\dfrac{7}{4}\)