Question

24:(χ+1)=(-2)^3

  giúp mik giải bài này vs..

Answer 1

\(\dfrac{24}{x+1}=\left(-2\right)^3\)

\(\Leftrightarrow x+1=\dfrac{24}{\left(-2\right)^3}=\dfrac{24}{-8}=-3\)

\(\Rightarrow x=-4\)

Answer 2

Ta có: \(\dfrac{24}{x+1}=\left(-2\right)^3\)

\(\Leftrightarrow\dfrac{24}{x+1}=-8\)

\(\Leftrightarrow x+1=-3\)

hay x=-4

Vậy: x=-4