Answer:
The answer to your question is m = 0
Step-by-step explanation:
Data
A (10, 5)
B (4, 5)
Formula
[tex]m = \frac{y2 - y1}{x2 - x1}[/tex]
x1 = 10 y1 = 5
x2 = 4 y2 = 5
Substitution
[tex]m = \frac{5 - 5}{4 - 10}[/tex]
Simplification
[tex]m = \frac{0}{-6}[/tex]
Result
m = 0