Answer:
x=5
Step-by-step explanation:
i think you posted this question twice, but here it is:
in order for this figure to truly be a kite, AD and AB have to be equal.
So:
4x=x+15
now we must solve the equation:
3x=15
x=5
I can't type it I have to solve on a paper for you
Divide to get a low form of a fraction.
13 divide by 13 = 1
78/13 = 6
1/6 would therefore, be the lowest form