6/8, 9/12, 12/16, pick your favorite.
Let the number x.
Then the number divided by 2 gives

Subtract 3.8 from the quotient gives

Hence,


x = 21.6
Answer:
6√x
Step-by-step explanation:
9√x - 3√x = 6√x
Answer:

Step-by-step explanation:
We'll write the polynomial using only the roots required to simplify calculations. However, it states the final answer should not have a radical or complex number in. Therefore, we need to rid them:

Expanding this, we get:
.
Answer:
it is true because you would divide by a negative