Answer:
when x is any real number
Step-by-step explanation:
commutative property
D. It Is The Most Fitting Answer. The Other 3 Equal More Than Needed.
Answer:

It is 9

Step-by-step explanation:

If the top and the bottom are the same, (shown in the larger model), then the top and bottom in the smaller model should be the same, which gives me 9.

Good luck!
Answer:
where is the table
Step-by-step explanation: