9 What is the value of x? 4. 55 x 519 = 58x

Okay, here we have this:
We need to solve the following equation for x:
[tex]\begin{gathered} 5^5\cdot5^{19}=5^{8x} \\ 5^{24}=5^{8x} \\ 24=8x \\ x=\frac{24}{8} \\ x=3 \end{gathered}[/tex]Finally we obtain that the value of x is 3.