Answer:
What we suppose to be answering?
Step-by-step explanation:
Answer:
x = -2
Step-by-step explanation:

I think the answer is 32 if I did my math right sorry if it wrong
Answer:

Step-by-step explanation:
(2 decimal places)
If you want to arrange the tiles into a square, you will need 3.46 in each row/column.
This is physically impossible, hence you round it down to 3.
(If you round it up, you won't have enough tiles since
)
Thus, the square area will be 
Tiles left: 