The correct answer is D. Why?
In that phase of solving he can not know that integers on each side will be equal or not.
Good luck!!!
Answer:

Step-by-step explanation:

4 packages, because 24/12=2, 8/2=4 packages.
X=16
Divide 44 by 11 you get 4
Same with 52 and 13
Multiply 4 and 4
Answer:
Center is at (0,0)
Step-by-step explanation:
An equation of ellipse in standard form is:

Where center is at point (h,k)
From the equation of
. First, we add 45 both sides:

Convert into the standard form with RHS (Right-Hand Side) equal to 1 by dividing both sides by 45:

Therefore, the center of ellipse is at (0,0) since there are no values of h and k.