X=4. If k is the midpoint then JK is equal to KL. Since JK is 7 then KL is also 7 meaning JK is 14. JK is represented by the expression 4x-2 so you just set that expression equal to 14 and solve for x. Hope this helped!
Answer:
6x^2-3x
Step-by-step explanation:

Hope this helps!
Answer:
3.16 inches
Step-by-step explanation:
Sqrt 10 = 3.16 inches
What's 24 in it's so ole way? 6
what's 28 in it's simplest way?9