Answer:
9
General Formulas and Concepts:
Pre-Algebra
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
Algebra I
- Reading a Cartesian plane
- Coordinates (x, y)
Algebra II
- Distance Formula:

Explanation:
Step 1: Define
The scale of the graph is 1.
Point A → (4, 3)
Point E → (-5, 3)
Step 2: Find distance d
- Substitute in points [Distance Formula]:

- [√Radical] (Parenthesis) Subtract:

- [√Radical] Evaluate exponents:

- [√Radical] Simplify:

- [√Radical] Evaluate:
