42, because 1/6 of 42 is seven. I could be wrong but I think this is the correct answer
The correct answer is the first option.
If you want to use elimination, you can sum the two equations for example, so that the x's simplify:



Plug this value for y in one of the equations to derive the value of x:

So, the solution is 
Answer:
mok
Step-by-step explanation:
mok
Answer:
9 feet
Step-by-step explanation:
If each side is the equivalent, each side of the prism is the cube root of 729
Cube root of 729 is 9
Each side is 9 feet long
So add all of them and then see smallest one sorry if I'm wrong