## College Algebra (10th Edition)

$x=5$
RECALL: $\ln{(x)}=y \longrightarrow e^y = x$ (The base of the natural logarithm is $e$.) Use the rule above to obtain: $\ln{(e^x)}=5 \longrightarrow e^5=e^x$ Use the rule $a^m=a^n \longrightarrow m=n$ to obtain: $5=x$