Answer:
Addition property of equality.
Hope this helps :)
So 5 1/2ft is 5.50ft u have 5.35ft so 5 4/10 is 5.40ft and u have 5.5ft so the shortest one is 5.35ft
-1/5 is -.2 and -2/3 is -.66 repeated and u have 2 and u have .4 so it would be
-2/3,-1/5,0.4,2 is ure answer
Answer:
28/7=n is what I believe would be the answer
Let's set it up like this:

Multiply both sides by



We are then going to use the distributive property. Since we also know that the opposite of an number that is squared is the square root, we can also apply that. We would be left with something like this:

The variable

can be both positive or negative.
We have found successfully our answer.
Let me know if you have any questions regarding this problem!
Thanks!
-TetraFish<span />