3 years ago

If K is the midpoint of JL, JK=9x-1 and KL=2x+27, find JL.

Mathematics

1 answer:

ratelena [41]3 years ago

3 0

Answer:

The answer is B. 70

Step-by-step explanation:

First, since K is the midpoint of line segment JL, JK must equal KL.

So, set 9x-1 = 2x+27 and solve.

7x=28 so x=4

Then, since they are asking for JL, using x=4, add together JK and KL.

So, 9x-1+2x+27 = 11x+26 = 11(4) + 26 = 44+26 = 70

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