Question

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

Answer 1

At what rate would it be filling as?

Answer 2

How do I know the hours?

Answer 3

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

Answer 4

are you familiar with derivatives?

Answer 5

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

Answer 6

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

Answer 7

No not familiar with derivative?

Answer 8

the rate would just be the slope

Answer 9

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

Answer 10

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

Answer 11

800

Answer 12

Confused again??

Answer 13

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

Answer 14

Thank you....