( − ) ÷ 3 − ( + ) ÷5?

What is the missing constant term in the perfect square that starts with x^2 -20x

Which equation represents a circle with a center at (–3, –5) and a radius of 6 units? (x – 3)2 + (y – 5)2 = 6 (x – 3)2 + (y – 5)2 = 36 (x + 3)2 + (y + 5)2 = 6 (x + 3)2 + (y + 5)2 = 36

Aline passes through 3,7 and 6,9 what equation represents the line