Answer:
x = 8
Step-by-step explanation:
See the attached figure.
As shown:
ABCD is a kite,
BC = 2x - 5
DC = x + 3
one of the properties of the kite is BC = DC
So, 2x - 5 = x + 3
Solve for x, Combine like terms
∴ 2x - x = 3 + 5
∴ x = 8
So, the value of x is 8.