Determine whether the lines

L$\_(1)$:$($x$-23)/(6)=($y$-21)/(7)=($z$-13)/(3)$

and

L$\_(2)$:$($x$+9)/(7)=($y$+18)/(9)=($z$+8)/(6)$

intersect, are skew, or are parallel. If they intersect, determine the point of intersection; if not leave the remaining answer blanks empty.

The lines

$,$