F(-10) means the x value in the equation is -10.
Replace x with -10 and solve:
4(-10) -12 = -40 - 12 = -52
F(-10) = -52
Answer:

Step-by-step explanation:
step 1
Find the diameter of the circle
the formula to calculate the distance between two points is equal to

we have
substitute the values




step 2
Find the center of the circle
The center is the midpoint of the diameter
The center is equal to


step 3
Find the equation of the circle
The equation of the circle in center radius form is equal to

we have
(h,k)=(3,2)
---> the radius is half the diameter
substitute


Answer:b.y=5x
this is the answer to your question
Answer:
$64
Step-by-step explanation:
We have been given that a local food mart donates 20% of it's Friday's sales to charity.
This Friday the food mart had sales totaling 320.00 dollars.
To find the the amount donated to the charity, we will find 20% of $320.



Therefore, $64 were donated to the charity.