-16x^2+35x-12=0

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Solution for -16x^2+35x-12=0 equation:


Simplifying
-16x2 + 35x + -12 = 0

Reorder the terms:
-12 + 35x + -16x2 = 0

Solving
-12 + 35x + -16x2 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
-16 the coefficient of the squared term: 

Divide each side by '-16'.
0.75 + -2.1875x + x2 = 0

Move the constant term to the right:

Add '-0.75' to each side of the equation.
0.75 + -2.1875x + -0.75 + x2 = 0 + -0.75

Reorder the terms:
0.75 + -0.75 + -2.1875x + x2 = 0 + -0.75

Combine like terms: 0.75 + -0.75 = 0.00
0.00 + -2.1875x + x2 = 0 + -0.75
-2.1875x + x2 = 0 + -0.75

Combine like terms: 0 + -0.75 = -0.75
-2.1875x + x2 = -0.75

The x term is -2.1875x.  Take half its coefficient (-1.09375).
Square it (1.196289063) and add it to both sides.

Add '1.196289063' to each side of the equation.
-2.1875x + 1.196289063 + x2 = -0.75 + 1.196289063

Reorder the terms:
1.196289063 + -2.1875x + x2 = -0.75 + 1.196289063

Combine like terms: -0.75 + 1.196289063 = 0.446289063
1.196289063 + -2.1875x + x2 = 0.446289063

Factor a perfect square on the left side:
(x + -1.09375)(x + -1.09375) = 0.446289063

Calculate the square root of the right side: 0.668048698

Break this problem into two subproblems by setting 
(x + -1.09375) equal to 0.668048698 and -0.668048698.

Subproblem 1

x + -1.09375 = 0.668048698 Simplifying x + -1.09375 = 0.668048698 Reorder the terms: -1.09375 + x = 0.668048698 Solving -1.09375 + x = 0.668048698 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.09375' to each side of the equation. -1.09375 + 1.09375 + x = 0.668048698 + 1.09375 Combine like terms: -1.09375 + 1.09375 = 0.00000 0.00000 + x = 0.668048698 + 1.09375 x = 0.668048698 + 1.09375 Combine like terms: 0.668048698 + 1.09375 = 1.761798698 x = 1.761798698 Simplifying x = 1.761798698

Subproblem 2

x + -1.09375 = -0.668048698 Simplifying x + -1.09375 = -0.668048698 Reorder the terms: -1.09375 + x = -0.668048698 Solving -1.09375 + x = -0.668048698 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.09375' to each side of the equation. -1.09375 + 1.09375 + x = -0.668048698 + 1.09375 Combine like terms: -1.09375 + 1.09375 = 0.00000 0.00000 + x = -0.668048698 + 1.09375 x = -0.668048698 + 1.09375 Combine like terms: -0.668048698 + 1.09375 = 0.425701302 x = 0.425701302 Simplifying x = 0.425701302

Solution

The solution to the problem is based on the solutions from the subproblems. x = {1.761798698, 0.425701302}

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