\(23+\left(\dfrac{18}{x}+24\right)=56\)
\(\Leftrightarrow\dfrac{18}{x}+24=56-23\)
\(\Leftrightarrow\dfrac{18}{x}+24=33\)
\(\Leftrightarrow\dfrac{18}{x}=9\)
\(\Leftrightarrow x=2\)
23 + ( 18 : X + 24 ) = 56
18 : X + 24 =56 - 23
18 : X + 24 =33
18 : X = 33-24
18 :X = 9
X = 18:9
X = 2