What is the equation of a circle that has a diameter of 16 units if its center is at (-2,-6)? O (x+2)2 + (y+6)2 = 256
O (x + 2)2 + (y+6)2 = 64
O (x - 2)2 + (7-6)2 = 64
O (1 - 2)2 + (y - 6)2 = 256

Rick is driving to his uncles house in greenville,which is 120 miles from ricks town .after covering x miles rick she's a sign stating that greensville is 20 miles away. which equation when solved will give the value of x. a: x+120 = 20 b: x x120 =20 c: x +20 equals 120 d: x x20= 120