10% as a decimal is 0.10
Hope this helps!
The percentage of 15% of 9 is 60% (I think)
Answer:

Step-by-step explanation:
Slope-Intercept Form: y = mx + b
Slope: 
Y-Intercept: 

Answer:
Discount price= $14.4
Step-by-step explanation:
Giving the following information:
Original selling price= $18
Discount rate= 20% = 0.2
<u>To calculate the discount price, we need to use the following formula:</u>
Discount price= selling price * (1 - discount rate)
Discount price= 18 * (1 - 0.2)
Discount price= $14.4