Answer:
B) No solution
Step-by-step explanation:
Adding two numbers together for a signle result cannot result in two different numbers. Example.
-2 + 3 = 1
-2 + 3 ≠ 4
You can also use math. Using substitution will result in simplyfying -y and y, creating 0 with no variable to solve for.
Have a nice day!
I hope this is what you are looking for, but if not - comment! I will edit and update my answer accordingly. (ノ^∇^)
- Heather