500/373 is already displayed as a (improper) fraction
and as a decimal that would be: 1.340483
Answer:
5
Step-by-step explanation:
The sequence is a "/2 sequence", which means each number equals half of the previous one.
40 is half of 80.
20 is half of 40.
10 is half of 20.
5 is half of 10.
Hope it helped,
BioTeacher101
Answer:

Step-by-step explanation:
The given system of equations is

and

The augmented matrix is
![\left[\begin{array}{ccc}2&4&|8\\6&3&|-3\end{array}\right]](https://tex.z-dn.net/?f=%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D2%264%26%7C8%5C%5C6%263%26%7C-3%5Cend%7Barray%7D%5Cright%5D)

![\left[\begin{array}{ccc}1&2&|4\\6&3&|-3\end{array}\right]](https://tex.z-dn.net/?f=%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D1%262%26%7C4%5C%5C6%263%26%7C-3%5Cend%7Barray%7D%5Cright%5D)

![\left[\begin{array}{ccc}1&2&|4\\0&-9&|-27\end{array}\right]](https://tex.z-dn.net/?f=%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D1%262%26%7C4%5C%5C0%26-9%26%7C-27%5Cend%7Barray%7D%5Cright%5D)

![\left[\begin{array}{ccc}1&2&|4\\0&1&|3\end{array}\right]](https://tex.z-dn.net/?f=%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D1%262%26%7C4%5C%5C0%261%26%7C3%5Cend%7Barray%7D%5Cright%5D)

![\left[\begin{array}{ccc}1&0&|-2\\0&1&|3\end{array}\right]](https://tex.z-dn.net/?f=%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D1%260%26%7C-2%5C%5C0%261%26%7C3%5Cend%7Barray%7D%5Cright%5D)
Hence 
This is the answer i think