Answer:
10 units
Explanation:
• JK=2x - 2
,• KL=x -9
,• JL = 2x + 8
[tex]\begin{gathered} JL=JK+KL \\ 2x+8=2x-2+x-9 \\ 2x+8=3x-11 \\ 3x-2x=8+11 \\ x=19 \end{gathered}[/tex]Therefore, the numerical length of KL will be:
[tex]\begin{gathered} KL=x-9 \\ =19-9 \\ =10\text{ units} \end{gathered}[/tex]