Answer:
x = -7
General Formulas and Concepts:
Pre-Algebra
Order of Operations: BPEMDAS 
- Brackets 
- Parenthesis 
- Exponents 
- Multiplication 
- Division 
- Addition 
- Subtraction 
Equality Properties
Explanation:
Step 1: Define
(x - 5)/2 = -6
Step 2: Solve for x
- Multiply 2 on both sides: x - 5 = -12
- Add 5 to both sides: x = -7