<span>$7.89525 Would be the exact amount of taxed owed. Which rounds to $7.90</span>
Circle equation: (x - h) + (x - k) = r²
(h, k) = center
r = radius
The center is (-7, 4)
To find the radius, take the square root of 49.
√49 = 7
The radius is 7.
Best of Luck!
Answer:

(If that closed circle is an open circle, please let me know because that means something totally different)
Step-by-step explanation:
I think you are given:
and that you are asked to find:

That operation means multiplication. (Let me know if is an open circle because that means something difference).

Distribute:

Reorder a little (commutative property):
