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Simplifying 3x2 + 17x + -22 = 0 Reorder the terms: -22 + 17x + 3x2 = 0 Solving -22 + 17x + 3x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 3 the coefficient of the squared term: Divide each side by '3'. -7.333333333 + 5.666666667x + x2 = 0 Move the constant term to the right: Add '7.333333333' to each side of the equation. -7.333333333 + 5.666666667x + 7.333333333 + x2 = 0 + 7.333333333 Reorder the terms: -7.333333333 + 7.333333333 + 5.666666667x + x2 = 0 + 7.333333333 Combine like terms: -7.333333333 + 7.333333333 = 0.000000000 0.000000000 + 5.666666667x + x2 = 0 + 7.333333333 5.666666667x + x2 = 0 + 7.333333333 Combine like terms: 0 + 7.333333333 = 7.333333333 5.666666667x + x2 = 7.333333333 The x term is 5.666666667x. Take half its coefficient (2.833333334). Square it (8.027777782) and add it to both sides. Add '8.027777782' to each side of the equation. 5.666666667x + 8.027777782 + x2 = 7.333333333 + 8.027777782 Reorder the terms: 8.027777782 + 5.666666667x + x2 = 7.333333333 + 8.027777782 Combine like terms: 7.333333333 + 8.027777782 = 15.361111115 8.027777782 + 5.666666667x + x2 = 15.361111115 Factor a perfect square on the left side: (x + 2.833333334)(x + 2.833333334) = 15.361111115 Calculate the square root of the right side: 3.919325339 Break this problem into two subproblems by setting (x + 2.833333334) equal to 3.919325339 and -3.919325339.Subproblem 1
x + 2.833333334 = 3.919325339 Simplifying x + 2.833333334 = 3.919325339 Reorder the terms: 2.833333334 + x = 3.919325339 Solving 2.833333334 + x = 3.919325339 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2.833333334' to each side of the equation. 2.833333334 + -2.833333334 + x = 3.919325339 + -2.833333334 Combine like terms: 2.833333334 + -2.833333334 = 0.000000000 0.000000000 + x = 3.919325339 + -2.833333334 x = 3.919325339 + -2.833333334 Combine like terms: 3.919325339 + -2.833333334 = 1.085992005 x = 1.085992005 Simplifying x = 1.085992005Subproblem 2
x + 2.833333334 = -3.919325339 Simplifying x + 2.833333334 = -3.919325339 Reorder the terms: 2.833333334 + x = -3.919325339 Solving 2.833333334 + x = -3.919325339 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2.833333334' to each side of the equation. 2.833333334 + -2.833333334 + x = -3.919325339 + -2.833333334 Combine like terms: 2.833333334 + -2.833333334 = 0.000000000 0.000000000 + x = -3.919325339 + -2.833333334 x = -3.919325339 + -2.833333334 Combine like terms: -3.919325339 + -2.833333334 = -6.752658673 x = -6.752658673 Simplifying x = -6.752658673Solution
The solution to the problem is based on the solutions from the subproblems. x = {1.085992005, -6.752658673}
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