<span>2x + x = 12
=> x =12/3 =4
so, original number is 84.
</span>
20& 10/35 - 26/35
19& 16/35 simplified to it's fullest.
$47.88 your answer and I am the most important person in the world.
They are both the second choices 1.)Transitive Property
2.)Reflective Property
Let us draw a picture to make the things more clear.
Attached is the image.
We have been given that

Therefore, we have

Now, in triangle bcd, we have

Now, in triangle acb, we have

Thus, ad is 15 cm.