To add the given equations in the system:
-
First equation:
-
Second equation:
Now, let's add the two equations together:
Combine like terms:
- The
terms: - The
terms: - The constants:
So combining all of this, we get:
This simplifies to:
Thus, the correct equation that results from adding the two original equations is:
So the answer is: Negative 8 y = 6.