The numbers of gallons water,y, in a tank after x hours may be modeled by linear equation y= 800 -50x

Question

anonymous · Answer

At what rate would it be filling as?

anonymous · Answer

How do I know the hours?

anonymous · Answer

just put a negative sign infront of the filling and you have emptying, it really doesnt matter

anonymous · Answer

are you familiar with derivatives?

anonymous · Answer

Because of the negative so it will be unfilling...

hero · Answer

You don't need to take a derivative to figure out any of this.

anonymous · Answer

No not familiar with derivative?

anonymous · Answer

the rate would just be the slope

anonymous · Answer

Okay...I am understanding this a little better....

anonymous · Answer

Y is 800 and x is -50 and the rate of emptying is 50 per hour?

anonymous · Answer

800

anonymous · Answer

Confused again??

anonymous · Answer

I know, I thought I had it figured out. Let me go back to my books, I don't get it.

anonymous · Answer

Thank you....