Answer:
We have to subtract
from the given expression to obtain a difference of 
Step-by-step explanation:
We are given the following information in the question:
We are given an expression:

We subtract
from the given expression.

Now, we want to obtain the difference as 
Let x be the expression we subtract from the given expression, then we can write:

Thus, we have to subtract
from the given expression to obtain a difference of 