0.7194x^2+0.609x=2.09635

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Solution for 0.7194x^2+0.609x=2.09635 equation:


Simplifying
0.7194x2 + 0.609x = 2.09635

Reorder the terms:
0.609x + 0.7194x2 = 2.09635

Solving
0.609x + 0.7194x2 = 2.09635

Solving for variable 'x'.

Reorder the terms:
-2.09635 + 0.609x + 0.7194x2 = 2.09635 + -2.09635

Combine like terms: 2.09635 + -2.09635 = 0.00000
-2.09635 + 0.609x + 0.7194x2 = 0.00000

Begin completing the square.  Divide all terms by
0.7194 the coefficient of the squared term: 

Divide each side by '0.7194'.
-2.914025577 + 0.8465387823x + x2 = 0.0

Move the constant term to the right:

Add '2.914025577' to each side of the equation.
-2.914025577 + 0.8465387823x + 2.914025577 + x2 = 0.0 + 2.914025577

Reorder the terms:
-2.914025577 + 2.914025577 + 0.8465387823x + x2 = 0.0 + 2.914025577

Combine like terms: -2.914025577 + 2.914025577 = 0.000000000
0.000000000 + 0.8465387823x + x2 = 0.0 + 2.914025577
0.8465387823x + x2 = 0.0 + 2.914025577

Combine like terms: 0.0 + 2.914025577 = 2.914025577
0.8465387823x + x2 = 2.914025577

The x term is 0.8465387823x.  Take half its coefficient (0.4232693912).
Square it (0.1791569775) and add it to both sides.

Add '0.1791569775' to each side of the equation.
0.8465387823x + 0.1791569775 + x2 = 2.914025577 + 0.1791569775

Reorder the terms:
0.1791569775 + 0.8465387823x + x2 = 2.914025577 + 0.1791569775

Combine like terms: 2.914025577 + 0.1791569775 = 3.0931825545
0.1791569775 + 0.8465387823x + x2 = 3.0931825545

Factor a perfect square on the left side:
(x + 0.4232693912)(x + 0.4232693912) = 3.0931825545

Calculate the square root of the right side: 1.758744596

Break this problem into two subproblems by setting 
(x + 0.4232693912) equal to 1.758744596 and -1.758744596.

Subproblem 1

x + 0.4232693912 = 1.758744596 Simplifying x + 0.4232693912 = 1.758744596 Reorder the terms: 0.4232693912 + x = 1.758744596 Solving 0.4232693912 + x = 1.758744596 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.4232693912' to each side of the equation. 0.4232693912 + -0.4232693912 + x = 1.758744596 + -0.4232693912 Combine like terms: 0.4232693912 + -0.4232693912 = 0.0000000000 0.0000000000 + x = 1.758744596 + -0.4232693912 x = 1.758744596 + -0.4232693912 Combine like terms: 1.758744596 + -0.4232693912 = 1.3354752048 x = 1.3354752048 Simplifying x = 1.3354752048

Subproblem 2

x + 0.4232693912 = -1.758744596 Simplifying x + 0.4232693912 = -1.758744596 Reorder the terms: 0.4232693912 + x = -1.758744596 Solving 0.4232693912 + x = -1.758744596 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.4232693912' to each side of the equation. 0.4232693912 + -0.4232693912 + x = -1.758744596 + -0.4232693912 Combine like terms: 0.4232693912 + -0.4232693912 = 0.0000000000 0.0000000000 + x = -1.758744596 + -0.4232693912 x = -1.758744596 + -0.4232693912 Combine like terms: -1.758744596 + -0.4232693912 = -2.1820139872 x = -2.1820139872 Simplifying x = -2.1820139872

Solution

The solution to the problem is based on the solutions from the subproblems. x = {1.3354752048, -2.1820139872}

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