Question

Let K,L,M, and N be points of a line with KL=4,MN=6,KN=20. Find the value of the ff.

-2(KL-4ML-2LN)
____________
2/3(MN+3ML)

Answer 1

Draw your line segment with the labeled points. It should be clear that LM=10

Now you can plug in the lengths required to evaluate the expression.