Answer:

Step-by-step explanation:
Given
Amount
Required
The differential equation
The equation for the amount is:

Where:
initial amount
rate
time
Differentiate

So, we have:

From the question, we have: 
So, the equation becomes

The coefficient of ALL variables is the number in front of the variable, which here its -9
Answer:
yh I can help the answer is 185/1000 bc u have to convert it as a fraction and u can simplify it by 5 then the answer will be 37/200 plz try this if not I will tell u something else
Answer:
#1
Step-by-step explanation:
Hope this helps! <3
Answer:
The equation would be Y=-1/4X+5
And in the above pic , i have graph the line , too .
Good luck ^.^