Correct

了手

/ le shǒu / 
Strokes

Example

As a Verb

be over and done with; settle; finish

1
Zhè
这
jiàn
件
shì
事
yī
一
le
了
shǒu
手
  
,
wǒ
我
jiù
就
qù
去
kàn
看
nǐ
你
  
。

I will go and see you as soon as I settle the matter.

2
Gàn
干
le
了
yī
一
zhěngyè
整夜
  
,
zhè
这
shì
事
cái
才
suàn
算
le
了
shǒu
手
  
。

The matter was wrapped up/was over only after a whole night's hard work.