1. **State the problem:** Solve the equation $\log(3x) = 5$. 2. **Recall the definition of logarithm:** If $\log_b(a) = c$, then $a = b^c$. Here, the base is assumed to be 10 (common logarithm). 3. **Apply the definition:** From $\log(3x) = 5$, we get $$3x = 10^5$$ 4. **Solve for $x$:** $$x = \frac{10^5}{3}$$ 5. **Simplify:** $$x = \frac{100000}{3}$$ 6. **Final answer:** $$x = 33333.\overline{3}$$ This means $x$ is approximately 33333.33 repeating. Note: The other parts of the message appear unrelated or unclear, so only the first clear problem is solved here.