Answer
$x \approx 74.21$
Work Step by Step
Divide both sides by $6$ to obtain:
$\ln{(2x)} = 5$
RECALL:
$\ln{x}= y \longrightarrow e^y=x$
Use the rule above to obtain:
$e^{5}=2x$
Divide both sides by $2$ to obtain:
$\dfrac{e^5}{2}=x$
Use a calculator to obtain:
$x=74.20657955
\\x \approx 74.21$