Since

is negative, it doesn't have any real roots.
Explanation:
First you had to square from both sides of equation form.

Then you expanded form.



Solve by equation form.

Add by four from both sides of equation form.

Simplify.

Verified solutions.

Final answer: 
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-Charlie
B = 18 because 18-5 is equal to 3 and 3x3 is equal to 9.
Answer:
I attached the image that has all of the elements. If I missed something, please let me know and I will fix it.