Question

Tìm x

a) x/2=-3/4

Answer 1

Tìm x:

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

\(\Rightarrow4x=-6\)

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

Answer 2

\(\dfrac{x}{2}=\dfrac{-3}{4}\Rightarrow\dfrac{2x}{4}=\dfrac{-3}{4}\Rightarrow2x=-3\Rightarrow x=\dfrac{-3}{2}\)

Answer 3

Theo bài ra ta có:

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

<=>x=\(\dfrac{-3.2}{4}\)=\(\dfrac{-6}{4}\)=-1,5

Vậy x=-1,5