Question

tìm x , biết x + x/3 = 24

giúp mình nha

 

Answer 1

\(x+\frac{x}{3}=24\)

\(\Rightarrow\frac{3x}{3}+\frac{x}{3}=24\)

\(\Rightarrow\frac{4x}{3}=24\)

\(\Rightarrow4x=72\)

\(\Rightarrow x=18\)

Vậy \(x=18\)

Answer 2

\(x+\frac{x}{3}=24\)

\(\Leftrightarrow\frac{2x}{3}=24\)

\(\Leftrightarrow2x=8\)

\(\Leftrightarrow x=4\)