45x^2-92x+46=0

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Solution for 45x^2-92x+46=0 equation:


Simplifying
45x2 + -92x + 46 = 0

Reorder the terms:
46 + -92x + 45x2 = 0

Solving
46 + -92x + 45x2 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
45 the coefficient of the squared term: 

Divide each side by '45'.
1.022222222 + -2.044444444x + x2 = 0

Move the constant term to the right:

Add '-1.022222222' to each side of the equation.
1.022222222 + -2.044444444x + -1.022222222 + x2 = 0 + -1.022222222

Reorder the terms:
1.022222222 + -1.022222222 + -2.044444444x + x2 = 0 + -1.022222222

Combine like terms: 1.022222222 + -1.022222222 = 0.000000000
0.000000000 + -2.044444444x + x2 = 0 + -1.022222222
-2.044444444x + x2 = 0 + -1.022222222

Combine like terms: 0 + -1.022222222 = -1.022222222
-2.044444444x + x2 = -1.022222222

The x term is -2.044444444x.  Take half its coefficient (-1.022222222).
Square it (1.044938271) and add it to both sides.

Add '1.044938271' to each side of the equation.
-2.044444444x + 1.044938271 + x2 = -1.022222222 + 1.044938271

Reorder the terms:
1.044938271 + -2.044444444x + x2 = -1.022222222 + 1.044938271

Combine like terms: -1.022222222 + 1.044938271 = 0.022716049
1.044938271 + -2.044444444x + x2 = 0.022716049

Factor a perfect square on the left side:
(x + -1.022222222)(x + -1.022222222) = 0.022716049

Calculate the square root of the right side: 0.150718443

Break this problem into two subproblems by setting 
(x + -1.022222222) equal to 0.150718443 and -0.150718443.

Subproblem 1

x + -1.022222222 = 0.150718443 Simplifying x + -1.022222222 = 0.150718443 Reorder the terms: -1.022222222 + x = 0.150718443 Solving -1.022222222 + x = 0.150718443 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.022222222' to each side of the equation. -1.022222222 + 1.022222222 + x = 0.150718443 + 1.022222222 Combine like terms: -1.022222222 + 1.022222222 = 0.000000000 0.000000000 + x = 0.150718443 + 1.022222222 x = 0.150718443 + 1.022222222 Combine like terms: 0.150718443 + 1.022222222 = 1.172940665 x = 1.172940665 Simplifying x = 1.172940665

Subproblem 2

x + -1.022222222 = -0.150718443 Simplifying x + -1.022222222 = -0.150718443 Reorder the terms: -1.022222222 + x = -0.150718443 Solving -1.022222222 + x = -0.150718443 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.022222222' to each side of the equation. -1.022222222 + 1.022222222 + x = -0.150718443 + 1.022222222 Combine like terms: -1.022222222 + 1.022222222 = 0.000000000 0.000000000 + x = -0.150718443 + 1.022222222 x = -0.150718443 + 1.022222222 Combine like terms: -0.150718443 + 1.022222222 = 0.871503779 x = 0.871503779 Simplifying x = 0.871503779

Solution

The solution to the problem is based on the solutions from the subproblems. x = {1.172940665, 0.871503779}

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