Answer:
5%
Step-by-step explanation:
Divide the commission by the selling price of the car:
$500
------------- = 0.05.
$10,000
This 0.05 translates into 5%. That's the commission rate.
I believe the answer should be 6x+3
1. A) TR
2. D) SRN
3. A) 7.5 inches (15 ÷ 2)
4. C) NST
I hope this helps!
The slope of an horizontal line is always zero.
This comes from the fact that the slope is given by:

and if two points lie on a horizontal line this means that their y components are equals and then the numerator is zero.
Therefore the slope is zero.