Two thirds is equal to 66.666666 etc. percent so 64 is pretty close to 66 so I would consider it right.
Answer:
8
Step-by-step explanation:
16=x
16 square root is 4
16=4
x2
(4)2= 8
They are the same because if you add a zero it doesnt change it
Answer:
See below:
Step-by-step explanation:
We can first setup an equation by doing the following:

Whole proccess above!
If you would like an explanation, please let me know so.
Its basically algebra and it's mainly on how you interpret it!
Have a nice day!