Answer:
98
Step-by-step explanation:
So we have the expression:

And we want to evaluate it when x is 3 and y is 8.
So, substitute:

Multiply:

Add:

And we're done!
The change in temperature for 1 hour would be -5. hope this helps.
200.96
(A=pi*r^2)
It’s right just trust me.
For (x1,y1) and (x2,y2)
slope=(y2-y1)/(x2-x1)
(4,19)
(7,28)
slope=(28-19)/(7-4)=9/3=3/1=3
because math
Answer:
Hope the picture will help you