Answer:
8/21
Step-by-step explanation:
17/21 - (2/7 + 1/7)
= 17/21 - ( 3/7)
= 17/21 - (3×3/7×3)
= 17/21 - 9/21
= 8/21
Answer:is c
(x+4)^2 + (y+3)^2 = 5^2
The equation of a circle is
(x-h)^2 + (y-k)^2 = r^2
now substitute the known values
and theres your equation
