A.)y=2/3x-7 is the answer
Step-by-step explanation:

Answer:
When dividing by 1000, move the decimal point three places to the left (the last one)
Step-by-step explanation:
Answer:
The quadratic equation is f(x)=20x^{2} -400x +3000.
1. This number represents the amount of money it was sold for.
2. Vertex =(10,1000)
Step-by-step explanation:
This point represents the amount of money the computer was worth at its lowest point.