x^2-45x+37.4=0

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Solution for x^2-45x+37.4=0 equation:


Simplifying
x2 + -45x + 37.4 = 0

Reorder the terms:
37.4 + -45x + x2 = 0

Solving
37.4 + -45x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-37.4' to each side of the equation.
37.4 + -45x + -37.4 + x2 = 0 + -37.4

Reorder the terms:
37.4 + -37.4 + -45x + x2 = 0 + -37.4

Combine like terms: 37.4 + -37.4 = 0.0
0.0 + -45x + x2 = 0 + -37.4
-45x + x2 = 0 + -37.4

Combine like terms: 0 + -37.4 = -37.4
-45x + x2 = -37.4

The x term is -45x.  Take half its coefficient (-22.5).
Square it (506.25) and add it to both sides.

Add '506.25' to each side of the equation.
-45x + 506.25 + x2 = -37.4 + 506.25

Reorder the terms:
506.25 + -45x + x2 = -37.4 + 506.25

Combine like terms: -37.4 + 506.25 = 468.85
506.25 + -45x + x2 = 468.85

Factor a perfect square on the left side:
(x + -22.5)(x + -22.5) = 468.85

Calculate the square root of the right side: 21.652944373

Break this problem into two subproblems by setting 
(x + -22.5) equal to 21.652944373 and -21.652944373.

Subproblem 1

x + -22.5 = 21.652944373 Simplifying x + -22.5 = 21.652944373 Reorder the terms: -22.5 + x = 21.652944373 Solving -22.5 + x = 21.652944373 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '22.5' to each side of the equation. -22.5 + 22.5 + x = 21.652944373 + 22.5 Combine like terms: -22.5 + 22.5 = 0.0 0.0 + x = 21.652944373 + 22.5 x = 21.652944373 + 22.5 Combine like terms: 21.652944373 + 22.5 = 44.152944373 x = 44.152944373 Simplifying x = 44.152944373

Subproblem 2

x + -22.5 = -21.652944373 Simplifying x + -22.5 = -21.652944373 Reorder the terms: -22.5 + x = -21.652944373 Solving -22.5 + x = -21.652944373 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '22.5' to each side of the equation. -22.5 + 22.5 + x = -21.652944373 + 22.5 Combine like terms: -22.5 + 22.5 = 0.0 0.0 + x = -21.652944373 + 22.5 x = -21.652944373 + 22.5 Combine like terms: -21.652944373 + 22.5 = 0.847055627 x = 0.847055627 Simplifying x = 0.847055627

Solution

The solution to the problem is based on the solutions from the subproblems. x = {44.152944373, 0.847055627}

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