6x^2+6.5x-32=0

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Solution for 6x^2+6.5x-32=0 equation:


Simplifying
6x2 + 6.5x + -32 = 0

Reorder the terms:
-32 + 6.5x + 6x2 = 0

Solving
-32 + 6.5x + 6x2 = 0

Solving for variable 'x'.

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

Divide each side by '6'.
-5.333333333 + 1.083333333x + x2 = 0

Move the constant term to the right:

Add '5.333333333' to each side of the equation.
-5.333333333 + 1.083333333x + 5.333333333 + x2 = 0 + 5.333333333

Reorder the terms:
-5.333333333 + 5.333333333 + 1.083333333x + x2 = 0 + 5.333333333

Combine like terms: -5.333333333 + 5.333333333 = 0.000000000
0.000000000 + 1.083333333x + x2 = 0 + 5.333333333
1.083333333x + x2 = 0 + 5.333333333

Combine like terms: 0 + 5.333333333 = 5.333333333
1.083333333x + x2 = 5.333333333

The x term is 1.083333333x.  Take half its coefficient (0.5416666665).
Square it (0.2934027776) and add it to both sides.

Add '0.2934027776' to each side of the equation.
1.083333333x + 0.2934027776 + x2 = 5.333333333 + 0.2934027776

Reorder the terms:
0.2934027776 + 1.083333333x + x2 = 5.333333333 + 0.2934027776

Combine like terms: 5.333333333 + 0.2934027776 = 5.6267361106
0.2934027776 + 1.083333333x + x2 = 5.6267361106

Factor a perfect square on the left side:
(x + 0.5416666665)(x + 0.5416666665) = 5.6267361106

Calculate the square root of the right side: 2.372074221

Break this problem into two subproblems by setting 
(x + 0.5416666665) equal to 2.372074221 and -2.372074221.

Subproblem 1

x + 0.5416666665 = 2.372074221 Simplifying x + 0.5416666665 = 2.372074221 Reorder the terms: 0.5416666665 + x = 2.372074221 Solving 0.5416666665 + x = 2.372074221 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.5416666665' to each side of the equation. 0.5416666665 + -0.5416666665 + x = 2.372074221 + -0.5416666665 Combine like terms: 0.5416666665 + -0.5416666665 = 0.0000000000 0.0000000000 + x = 2.372074221 + -0.5416666665 x = 2.372074221 + -0.5416666665 Combine like terms: 2.372074221 + -0.5416666665 = 1.8304075545 x = 1.8304075545 Simplifying x = 1.8304075545

Subproblem 2

x + 0.5416666665 = -2.372074221 Simplifying x + 0.5416666665 = -2.372074221 Reorder the terms: 0.5416666665 + x = -2.372074221 Solving 0.5416666665 + x = -2.372074221 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.5416666665' to each side of the equation. 0.5416666665 + -0.5416666665 + x = -2.372074221 + -0.5416666665 Combine like terms: 0.5416666665 + -0.5416666665 = 0.0000000000 0.0000000000 + x = -2.372074221 + -0.5416666665 x = -2.372074221 + -0.5416666665 Combine like terms: -2.372074221 + -0.5416666665 = -2.9137408875 x = -2.9137408875 Simplifying x = -2.9137408875

Solution

The solution to the problem is based on the solutions from the subproblems. x = {1.8304075545, -2.9137408875}

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