2x^2-12x-94=0

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Solution for 2x^2-12x-94=0 equation:


Simplifying
2x2 + -12x + -94 = 0

Reorder the terms:
-94 + -12x + 2x2 = 0

Solving
-94 + -12x + 2x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '2'.
2(-47 + -6x + x2) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(-47 + -6x + x2)' equal to zero and attempt to solve: Simplifying -47 + -6x + x2 = 0 Solving -47 + -6x + x2 = 0 Begin completing the square. Move the constant term to the right: Add '47' to each side of the equation. -47 + -6x + 47 + x2 = 0 + 47 Reorder the terms: -47 + 47 + -6x + x2 = 0 + 47 Combine like terms: -47 + 47 = 0 0 + -6x + x2 = 0 + 47 -6x + x2 = 0 + 47 Combine like terms: 0 + 47 = 47 -6x + x2 = 47 The x term is -6x. Take half its coefficient (-3). Square it (9) and add it to both sides. Add '9' to each side of the equation. -6x + 9 + x2 = 47 + 9 Reorder the terms: 9 + -6x + x2 = 47 + 9 Combine like terms: 47 + 9 = 56 9 + -6x + x2 = 56 Factor a perfect square on the left side: (x + -3)(x + -3) = 56 Calculate the square root of the right side: 7.483314774 Break this problem into two subproblems by setting (x + -3) equal to 7.483314774 and -7.483314774.

Subproblem 1

x + -3 = 7.483314774 Simplifying x + -3 = 7.483314774 Reorder the terms: -3 + x = 7.483314774 Solving -3 + x = 7.483314774 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + x = 7.483314774 + 3 Combine like terms: -3 + 3 = 0 0 + x = 7.483314774 + 3 x = 7.483314774 + 3 Combine like terms: 7.483314774 + 3 = 10.483314774 x = 10.483314774 Simplifying x = 10.483314774

Subproblem 2

x + -3 = -7.483314774 Simplifying x + -3 = -7.483314774 Reorder the terms: -3 + x = -7.483314774 Solving -3 + x = -7.483314774 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + x = -7.483314774 + 3 Combine like terms: -3 + 3 = 0 0 + x = -7.483314774 + 3 x = -7.483314774 + 3 Combine like terms: -7.483314774 + 3 = -4.483314774 x = -4.483314774 Simplifying x = -4.483314774

Solution

The solution to the problem is based on the solutions from the subproblems. x = {10.483314774, -4.483314774}

Solution

x = {10.483314774, -4.483314774}

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