nyajayde nyajayde 14-10-2022 Mathematics Answered A circle has a center at (4, -7) and a radius of 4 units. What is the equation of this circle? O (4)² + (y + 7)² = 16 O (x + 4)² + (y + 7)² = 4² O(x-4)² + (y - 7)² = 16 O(x + 4)² + (y - 7)² = 4²