x^2-61x+450=0

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Solution for x^2-61x+450=0 equation:


Simplifying
x2 + -61x + 450 = 0

Reorder the terms:
450 + -61x + x2 = 0

Solving
450 + -61x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-450' to each side of the equation.
450 + -61x + -450 + x2 = 0 + -450

Reorder the terms:
450 + -450 + -61x + x2 = 0 + -450

Combine like terms: 450 + -450 = 0
0 + -61x + x2 = 0 + -450
-61x + x2 = 0 + -450

Combine like terms: 0 + -450 = -450
-61x + x2 = -450

The x term is -61x.  Take half its coefficient (-30.5).
Square it (930.25) and add it to both sides.

Add '930.25' to each side of the equation.
-61x + 930.25 + x2 = -450 + 930.25

Reorder the terms:
930.25 + -61x + x2 = -450 + 930.25

Combine like terms: -450 + 930.25 = 480.25
930.25 + -61x + x2 = 480.25

Factor a perfect square on the left side:
(x + -30.5)(x + -30.5) = 480.25

Calculate the square root of the right side: 21.914607001

Break this problem into two subproblems by setting 
(x + -30.5) equal to 21.914607001 and -21.914607001.

Subproblem 1

x + -30.5 = 21.914607001 Simplifying x + -30.5 = 21.914607001 Reorder the terms: -30.5 + x = 21.914607001 Solving -30.5 + x = 21.914607001 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '30.5' to each side of the equation. -30.5 + 30.5 + x = 21.914607001 + 30.5 Combine like terms: -30.5 + 30.5 = 0.0 0.0 + x = 21.914607001 + 30.5 x = 21.914607001 + 30.5 Combine like terms: 21.914607001 + 30.5 = 52.414607001 x = 52.414607001 Simplifying x = 52.414607001

Subproblem 2

x + -30.5 = -21.914607001 Simplifying x + -30.5 = -21.914607001 Reorder the terms: -30.5 + x = -21.914607001 Solving -30.5 + x = -21.914607001 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '30.5' to each side of the equation. -30.5 + 30.5 + x = -21.914607001 + 30.5 Combine like terms: -30.5 + 30.5 = 0.0 0.0 + x = -21.914607001 + 30.5 x = -21.914607001 + 30.5 Combine like terms: -21.914607001 + 30.5 = 8.585392999 x = 8.585392999 Simplifying x = 8.585392999

Solution

The solution to the problem is based on the solutions from the subproblems. x = {52.414607001, 8.585392999}

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