The answer is B.
Explanation:
If you divide exponents, you subtract the exponents.
Answer:14
Step-by-step explanation:
The system of equations have no solution.
Explanation:
The equations are
and 
To find the two numbers, let us solve the equations using substitution method.
From the equation
, let us determine the value of r,

Let us substitute the value of r in
, we get,

which is not possible.
This means that the system has no solution.
2(x + y) or 2y+x or 2x(x + y)