When given a value of the variable, we replace each instance of the variable in the problem with that number. In this case, the expression becomes:

After this, we merely need to simplify the answer.


Simplifying 12/2 gives us the answer 6.
Answer:
That would be 20.
Step-by-step explanation:
Hope this helps
You just take the difference between them and the answer is 1 3/5