Answer:

General Formulas and Concepts:
- Order of Operations: BPEMDAS
- Equality Properties
- Exponent Power Rule:

Explanation:
Step 1: Define equation

Step 2: Solve for x
- Multiply a on both sides:

- Square both sides:

- Simplify:

- Multiply m on both sides:

- Add n to both sides:

- Simplify:

- Square root both sides:
