9. One is 6 over par, the other is three under, so subtract first-second = 6-(-3) = 9
The question is an illustration of equivalent ratios.
- 3 cups of dark orange require 3 ounces of yellow paint
- 3 cups of light orange require 19.5 ounces of yellow paint
1 cup of dark orange requires


To make 3 cups, we simply multiply by 3, because 
So, we have:


2 cups of light orange require


To make 3 cups, we simply multiply by 1.5, because 
So, we have:


Hence:
- 3 cups of dark orange require 3 ounces of yellow paint
- 3 cups of light orange require 19.5 ounces of yellow paint
Read more about equivalent ratios at:
brainly.com/question/18441891
The simplified form would be -4×^2-13x+9
15x - 30 = 105 is the mathematical statement