Answer:
a ">"
Step-by-step explanation:
3 to the power negative one (-1) is the same as 1/3 (one unit divided by 3).
1/4 on the other hand is one unit divided by 4.
Dividing one object into three parts (think for example a chocolate bar) gives you a larger (greater) piece than dividing it into four equal pieces.
Therefore 1/3 > 1/4
This is t the simplified version of the fraction thingy in your picture.
Answer:


Step-by-step explanation:
The area of a rectangle is given by the product of its length and width.

If we knew the value of the area, we would not be able to know any of its dimensions without being given other piece of information. We can only make assumptions.
The question states the area of the rectangular patio is 3x-6 units, i.e.

We know the product of two quantities results 3x-6, so we can factor that expression to have a possible combination between l and w. Factoring by 3:

We can say that

It can be said also

These are not the only possible combinations, but they are as simple as possible
Answer:
I think its J, but I'm not 100% posative
Its 5 marbles because if she pulls twice as many red than blue, it means you divide in half so you get 5
Hope this helped :D