Normally you will see these expressions in reverse order with descending powers of the variable.
-4y^4 + y^3 - y^2 + 11y + 9
So you start with the high order terms and end with a constant.
Answer:
<h2>x = 5, y = -4 → (5, -4)</h2>
Step-by-step explanation:

B, im hundred percent sure its right