I you're looking for the equation, it is

and If you need me to solve it, it is
Answer:
The answer might be 56 because the median is the middle of it
Range:[-2,8)
That’s the range for the domain down below
Answer:
12
Step-by-step explanation:
4*x-9=2x+15
4x-9=2x+15
-2x -2x
2x-9=15
2x=24
x=12
I think that a linear equation can have no solution, one solution, or infinitely solutions. It just depends on what is the equation. That's what I think