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Simplifying 6x2 + -19x + -136 = 0 Reorder the terms: -136 + -19x + 6x2 = 0 Solving -136 + -19x + 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'. -22.66666667 + -3.166666667x + x2 = 0 Move the constant term to the right: Add '22.66666667' to each side of the equation. -22.66666667 + -3.166666667x + 22.66666667 + x2 = 0 + 22.66666667 Reorder the terms: -22.66666667 + 22.66666667 + -3.166666667x + x2 = 0 + 22.66666667 Combine like terms: -22.66666667 + 22.66666667 = 0.00000000 0.00000000 + -3.166666667x + x2 = 0 + 22.66666667 -3.166666667x + x2 = 0 + 22.66666667 Combine like terms: 0 + 22.66666667 = 22.66666667 -3.166666667x + x2 = 22.66666667 The x term is -3.166666667x. Take half its coefficient (-1.583333334). Square it (2.506944447) and add it to both sides. Add '2.506944447' to each side of the equation. -3.166666667x + 2.506944447 + x2 = 22.66666667 + 2.506944447 Reorder the terms: 2.506944447 + -3.166666667x + x2 = 22.66666667 + 2.506944447 Combine like terms: 22.66666667 + 2.506944447 = 25.173611117 2.506944447 + -3.166666667x + x2 = 25.173611117 Factor a perfect square on the left side: (x + -1.583333334)(x + -1.583333334) = 25.173611117 Calculate the square root of the right side: 5.017331075 Break this problem into two subproblems by setting (x + -1.583333334) equal to 5.017331075 and -5.017331075.Subproblem 1
x + -1.583333334 = 5.017331075 Simplifying x + -1.583333334 = 5.017331075 Reorder the terms: -1.583333334 + x = 5.017331075 Solving -1.583333334 + x = 5.017331075 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.583333334' to each side of the equation. -1.583333334 + 1.583333334 + x = 5.017331075 + 1.583333334 Combine like terms: -1.583333334 + 1.583333334 = 0.000000000 0.000000000 + x = 5.017331075 + 1.583333334 x = 5.017331075 + 1.583333334 Combine like terms: 5.017331075 + 1.583333334 = 6.600664409 x = 6.600664409 Simplifying x = 6.600664409Subproblem 2
x + -1.583333334 = -5.017331075 Simplifying x + -1.583333334 = -5.017331075 Reorder the terms: -1.583333334 + x = -5.017331075 Solving -1.583333334 + x = -5.017331075 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.583333334' to each side of the equation. -1.583333334 + 1.583333334 + x = -5.017331075 + 1.583333334 Combine like terms: -1.583333334 + 1.583333334 = 0.000000000 0.000000000 + x = -5.017331075 + 1.583333334 x = -5.017331075 + 1.583333334 Combine like terms: -5.017331075 + 1.583333334 = -3.433997741 x = -3.433997741 Simplifying x = -3.433997741Solution
The solution to the problem is based on the solutions from the subproblems. x = {6.600664409, -3.433997741}
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