The answer would be it has one solution
ANSWER
No solution
EXPLANATION
The first equation is

and the second equation is

We equate the two equations to obtain;

This implies that


There is no real number whose square is -1.
Therefore, the equation has no solution.
C. Region D
Step-by-step explanation:
Just plug the equations into desmos the calculator will graph it and show you with colors where the solution is.
Answer:
0
Step-by-step explanation:
-5 + 18 + (-12) + (-1)
-5+18-12-1
13-13
0