Question

\(\dfrac{-1}{2}:x=\dfrac{3}{4}\)

Answer 1

\(\dfrac{-1}{2}:x=\dfrac{3}{4}\)

\(x=\dfrac{-1}{2}:\dfrac{3}{4}\)

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

Answer 2

\(\Rightarrow x=\dfrac{-1}{2}:\dfrac{3}{4}\)

\(\Rightarrow x=\dfrac{-1}{2}\cdot\dfrac{4}{3}\)

\(\Rightarrow x=-\dfrac{2}{3}\)

Answer 3

Ta có: \(\dfrac{-1}{2}:x=\dfrac{3}{4}\)

nên \(x=\dfrac{-1}{2}:\dfrac{3}{4}=\dfrac{-1}{2}\cdot\dfrac{4}{3}=\dfrac{-4}{6}=\dfrac{-2}{3}\)