89 is the missing value your welcome
Answer:
35-5a-3a-12-4=-8a+19
4a-12+7=4a-5
Unequal
Step-by-step explanation:
The answer is D.) -2x^5y^3 + 4x^2y^2 + x^2
The equation of a parabola is:

If a>0, then the parabola opens up;
If a<0, then the parabola opens down.
The coordinates of focus are: