Answer:
x= -2
Step-by-step explanation:
If you are asking for the subtraction of the equations, then I have given the correct answer. If this is not what you are looking for, please state clearly what you are looking for and I will be happy to help!!
I think it would be (F,E)
To solve this problem you must apply the proccedure shown below:
1. You have the following parent function given in the problem above: 
2. If you want to shift this parent function up six units, you only have the add a
, then, you will obtain the following new function:

Therefore, as you can see, the answer is: 