Answer:

Step-by-step explanation:
The given equation is
.
We cube both sides of this equation to obtain;
.
This implies that;

We group similar terms to obtain;

We simplify the right hand side of the equation to obtain;

Therefore x=-72 is the solution of the given equation.
Step-by-step explanation:
area of triangles
1/2*9*8= 36
area of.rectangle
8*9= 72
36+72=108 square inches
Answer:
n=radical of 28
Step-by-step explanation:
n^2=bc
n^2=28
n=radical of 28
The answer is: 40%
Hope this helps!