7x^2-6x-32=0

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Solution for 7x^2-6x-32=0 equation:


Simplifying
7x2 + -6x + -32 = 0

Reorder the terms:
-32 + -6x + 7x2 = 0

Solving
-32 + -6x + 7x2 = 0

Solving for variable 'x'.

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

Divide each side by '7'.
-4.571428571 + -0.8571428571x + x2 = 0

Move the constant term to the right:

Add '4.571428571' to each side of the equation.
-4.571428571 + -0.8571428571x + 4.571428571 + x2 = 0 + 4.571428571

Reorder the terms:
-4.571428571 + 4.571428571 + -0.8571428571x + x2 = 0 + 4.571428571

Combine like terms: -4.571428571 + 4.571428571 = 0.000000000
0.000000000 + -0.8571428571x + x2 = 0 + 4.571428571
-0.8571428571x + x2 = 0 + 4.571428571

Combine like terms: 0 + 4.571428571 = 4.571428571
-0.8571428571x + x2 = 4.571428571

The x term is -0.8571428571x.  Take half its coefficient (-0.4285714286).
Square it (0.1836734694) and add it to both sides.

Add '0.1836734694' to each side of the equation.
-0.8571428571x + 0.1836734694 + x2 = 4.571428571 + 0.1836734694

Reorder the terms:
0.1836734694 + -0.8571428571x + x2 = 4.571428571 + 0.1836734694

Combine like terms: 4.571428571 + 0.1836734694 = 4.7551020404
0.1836734694 + -0.8571428571x + x2 = 4.7551020404

Factor a perfect square on the left side:
(x + -0.4285714286)(x + -0.4285714286) = 4.7551020404

Calculate the square root of the right side: 2.180619646

Break this problem into two subproblems by setting 
(x + -0.4285714286) equal to 2.180619646 and -2.180619646.

Subproblem 1

x + -0.4285714286 = 2.180619646 Simplifying x + -0.4285714286 = 2.180619646 Reorder the terms: -0.4285714286 + x = 2.180619646 Solving -0.4285714286 + x = 2.180619646 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.4285714286' to each side of the equation. -0.4285714286 + 0.4285714286 + x = 2.180619646 + 0.4285714286 Combine like terms: -0.4285714286 + 0.4285714286 = 0.0000000000 0.0000000000 + x = 2.180619646 + 0.4285714286 x = 2.180619646 + 0.4285714286 Combine like terms: 2.180619646 + 0.4285714286 = 2.6091910746 x = 2.6091910746 Simplifying x = 2.6091910746

Subproblem 2

x + -0.4285714286 = -2.180619646 Simplifying x + -0.4285714286 = -2.180619646 Reorder the terms: -0.4285714286 + x = -2.180619646 Solving -0.4285714286 + x = -2.180619646 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.4285714286' to each side of the equation. -0.4285714286 + 0.4285714286 + x = -2.180619646 + 0.4285714286 Combine like terms: -0.4285714286 + 0.4285714286 = 0.0000000000 0.0000000000 + x = -2.180619646 + 0.4285714286 x = -2.180619646 + 0.4285714286 Combine like terms: -2.180619646 + 0.4285714286 = -1.7520482174 x = -1.7520482174 Simplifying x = -1.7520482174

Solution

The solution to the problem is based on the solutions from the subproblems. x = {2.6091910746, -1.7520482174}

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