I hope this helps you
-15+6= -9
-9+6= -3
-3+6=3
add 6
The point where the two diagonals meet is also the midpoint of both diagonals.
This means that AE = EC . Since we have the value for both segments, we have

Since AC = AE + EC, we have

Answer:
X=1/7
Step-by-step explanation: