Answer: 6
Explanation:
Since M is the midpoint of LN, M divides LN by exactly half.
This means that LM and MN have the same length.
Using this, we can set up the equation:
3x=2x+2
x=2
Since we now know the value of x, let's use it to find LM.
LM = 3x = 6
So the answer is 6.