Completing of Square

$$x^2+10x+y^2+8y=59$$ For the given equation, complete the square to determine the center and radius of the circle.

Complete the square to determine the equation of the circle in standard form: x² + y² + 6x - 12y + 20 = 0

What is the constant that should be added to the expression to complete the square:  x² + 12x + ___ 

Complete the square and write the equation in Vertex Form: f(x) = x² + 10x + 25

(a)  

Kevin wants to solve the equation by completing the square.

$$x^2-16x=28$$

What values complete the equation?

(x- ​ (a)   )² = ​ (b)   + 28

Solve the following quadratics equation by completing the square (a)  

The quadratic shown is going to be solved by completing the square, the first step is shown Problem: x² + 6x = 5 Step 1: x² + 6x + ​ (a)   = ​ (b)   What are the missing values?

Complete the square for: v² - 18v + 87 = 7