-0.018x^2+1.656x+4.4=0

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Solution for -0.018x^2+1.656x+4.4=0 equation:


Simplifying
-0.018x2 + 1.656x + 4.4 = 0

Reorder the terms:
4.4 + 1.656x + -0.018x2 = 0

Solving
4.4 + 1.656x + -0.018x2 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
-0.018 the coefficient of the squared term: 

Divide each side by '-0.018'.
-244.4444444 + -92x + x2 = 0

Move the constant term to the right:

Add '244.4444444' to each side of the equation.
-244.4444444 + -92x + 244.4444444 + x2 = 0 + 244.4444444

Reorder the terms:
-244.4444444 + 244.4444444 + -92x + x2 = 0 + 244.4444444

Combine like terms: -244.4444444 + 244.4444444 = 0.0000000
0.0000000 + -92x + x2 = 0 + 244.4444444
-92x + x2 = 0 + 244.4444444

Combine like terms: 0 + 244.4444444 = 244.4444444
-92x + x2 = 244.4444444

The x term is -92x.  Take half its coefficient (-46).
Square it (2116) and add it to both sides.

Add '2116' to each side of the equation.
-92x + 2116 + x2 = 244.4444444 + 2116

Reorder the terms:
2116 + -92x + x2 = 244.4444444 + 2116

Combine like terms: 244.4444444 + 2116 = 2360.4444444
2116 + -92x + x2 = 2360.4444444

Factor a perfect square on the left side:
(x + -46)(x + -46) = 2360.4444444

Calculate the square root of the right side: 48.584405362

Break this problem into two subproblems by setting 
(x + -46) equal to 48.584405362 and -48.584405362.

Subproblem 1

x + -46 = 48.584405362 Simplifying x + -46 = 48.584405362 Reorder the terms: -46 + x = 48.584405362 Solving -46 + x = 48.584405362 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '46' to each side of the equation. -46 + 46 + x = 48.584405362 + 46 Combine like terms: -46 + 46 = 0 0 + x = 48.584405362 + 46 x = 48.584405362 + 46 Combine like terms: 48.584405362 + 46 = 94.584405362 x = 94.584405362 Simplifying x = 94.584405362

Subproblem 2

x + -46 = -48.584405362 Simplifying x + -46 = -48.584405362 Reorder the terms: -46 + x = -48.584405362 Solving -46 + x = -48.584405362 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '46' to each side of the equation. -46 + 46 + x = -48.584405362 + 46 Combine like terms: -46 + 46 = 0 0 + x = -48.584405362 + 46 x = -48.584405362 + 46 Combine like terms: -48.584405362 + 46 = -2.584405362 x = -2.584405362 Simplifying x = -2.584405362

Solution

The solution to the problem is based on the solutions from the subproblems. x = {94.584405362, -2.584405362}

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