Answer:
point B
Step-by-step explanation:
The y- intercept is the point where the graph crosses the y axis
Answer would be -4 5/12
Hope that helps.
Answer:
the second one
Step-by-step explanation:
Let
x-------> the length side of the original cube
we have

Divide by
both sides

The system of equations is equal to
--------> equation 
--------> equation 
using a graphing tool
see the attached figure
we know that
the solution of the system of equations is the intersection both graphs
therefore
the solution is

therefore
<u>the answer is</u>
