x^2-52.977x+55=0

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Solution for x^2-52.977x+55=0 equation:


Simplifying
x2 + -52.977x + 55 = 0

Reorder the terms:
55 + -52.977x + x2 = 0

Solving
55 + -52.977x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-55' to each side of the equation.
55 + -52.977x + -55 + x2 = 0 + -55

Reorder the terms:
55 + -55 + -52.977x + x2 = 0 + -55

Combine like terms: 55 + -55 = 0
0 + -52.977x + x2 = 0 + -55
-52.977x + x2 = 0 + -55

Combine like terms: 0 + -55 = -55
-52.977x + x2 = -55

The x term is -52.977x.  Take half its coefficient (-26.4885).
Square it (701.6406323) and add it to both sides.

Add '701.6406323' to each side of the equation.
-52.977x + 701.6406323 + x2 = -55 + 701.6406323

Reorder the terms:
701.6406323 + -52.977x + x2 = -55 + 701.6406323

Combine like terms: -55 + 701.6406323 = 646.6406323
701.6406323 + -52.977x + x2 = 646.6406323

Factor a perfect square on the left side:
(x + -26.4885)(x + -26.4885) = 646.6406323

Calculate the square root of the right side: 25.429129602

Break this problem into two subproblems by setting 
(x + -26.4885) equal to 25.429129602 and -25.429129602.

Subproblem 1

x + -26.4885 = 25.429129602 Simplifying x + -26.4885 = 25.429129602 Reorder the terms: -26.4885 + x = 25.429129602 Solving -26.4885 + x = 25.429129602 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '26.4885' to each side of the equation. -26.4885 + 26.4885 + x = 25.429129602 + 26.4885 Combine like terms: -26.4885 + 26.4885 = 0.0000 0.0000 + x = 25.429129602 + 26.4885 x = 25.429129602 + 26.4885 Combine like terms: 25.429129602 + 26.4885 = 51.917629602 x = 51.917629602 Simplifying x = 51.917629602

Subproblem 2

x + -26.4885 = -25.429129602 Simplifying x + -26.4885 = -25.429129602 Reorder the terms: -26.4885 + x = -25.429129602 Solving -26.4885 + x = -25.429129602 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '26.4885' to each side of the equation. -26.4885 + 26.4885 + x = -25.429129602 + 26.4885 Combine like terms: -26.4885 + 26.4885 = 0.0000 0.0000 + x = -25.429129602 + 26.4885 x = -25.429129602 + 26.4885 Combine like terms: -25.429129602 + 26.4885 = 1.059370398 x = 1.059370398 Simplifying x = 1.059370398

Solution

The solution to the problem is based on the solutions from the subproblems. x = {51.917629602, 1.059370398}

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