Answer:
64
Step-by-step explanation:
LN = LM + MN
12x + 16 = 10x + 8 + 5x - 4
12x - 10x - 5x = 8 - 4 - 16
-3x = -12
x = 4
LN = 12x + 16 = 12(4) + 16 = 64
64 units
trust
5.3m questions
6.8m answers