-7x^2+20x-32=0

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Solution for -7x^2+20x-32=0 equation:


Simplifying
-7x2 + 20x + -32 = 0

Reorder the terms:
-32 + 20x + -7x2 = 0

Solving
-32 + 20x + -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 + -2.857142857x + x2 = 0

Move the constant term to the right:

Add '-4.571428571' to each side of the equation.
4.571428571 + -2.857142857x + -4.571428571 + x2 = 0 + -4.571428571

Reorder the terms:
4.571428571 + -4.571428571 + -2.857142857x + x2 = 0 + -4.571428571

Combine like terms: 4.571428571 + -4.571428571 = 0.000000000
0.000000000 + -2.857142857x + x2 = 0 + -4.571428571
-2.857142857x + x2 = 0 + -4.571428571

Combine like terms: 0 + -4.571428571 = -4.571428571
-2.857142857x + x2 = -4.571428571

The x term is -2.857142857x.  Take half its coefficient (-1.428571429).
Square it (2.040816328) and add it to both sides.

Add '2.040816328' to each side of the equation.
-2.857142857x + 2.040816328 + x2 = -4.571428571 + 2.040816328

Reorder the terms:
2.040816328 + -2.857142857x + x2 = -4.571428571 + 2.040816328

Combine like terms: -4.571428571 + 2.040816328 = -2.530612243
2.040816328 + -2.857142857x + x2 = -2.530612243

Factor a perfect square on the left side:
(x + -1.428571429)(x + -1.428571429) = -2.530612243

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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