$\begin{array}{l}\frac{\text { th }}{3(3 x-6)=18} \\ (3 x-6)=18 \\\end{array}$

Step 1 ：Solve the equation: \(3x - 6 = 18\)

Step 2 ：Add 6 to both sides: \(3x = 24\)

Step 3 ：Divide both sides by 3: \(x = 8\)

Step 4 ：\(\boxed{x = 8}\)