Question

K is the midpoint of line JL. JK=6x and KL=3x+3. Find JL.

Warning: High school geometry!
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Answer 1

Answer:

they equal each other so

6x=3x + 3

subtract 3x away from both sides

6x=3x + 3

3x=3

× =1

then plug the value of × into each equation.

6(1)=JK

JK =6

JK=KL=6

therefor, JL=KL + KL = 6+6=12

Answer 2

Answer:

the answer is

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