9x^2+24x-34=0

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Solution for 9x^2+24x-34=0 equation:


Simplifying
9x2 + 24x + -34 = 0

Reorder the terms:
-34 + 24x + 9x2 = 0

Solving
-34 + 24x + 9x2 = 0

Solving for variable 'x'.

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

Divide each side by '9'.
-3.777777778 + 2.666666667x + x2 = 0

Move the constant term to the right:

Add '3.777777778' to each side of the equation.
-3.777777778 + 2.666666667x + 3.777777778 + x2 = 0 + 3.777777778

Reorder the terms:
-3.777777778 + 3.777777778 + 2.666666667x + x2 = 0 + 3.777777778

Combine like terms: -3.777777778 + 3.777777778 = 0.000000000
0.000000000 + 2.666666667x + x2 = 0 + 3.777777778
2.666666667x + x2 = 0 + 3.777777778

Combine like terms: 0 + 3.777777778 = 3.777777778
2.666666667x + x2 = 3.777777778

The x term is 2.666666667x.  Take half its coefficient (1.333333334).
Square it (1.777777780) and add it to both sides.

Add '1.777777780' to each side of the equation.
2.666666667x + 1.777777780 + x2 = 3.777777778 + 1.777777780

Reorder the terms:
1.777777780 + 2.666666667x + x2 = 3.777777778 + 1.777777780

Combine like terms: 3.777777778 + 1.777777780 = 5.555555558
1.777777780 + 2.666666667x + x2 = 5.555555558

Factor a perfect square on the left side:
(x + 1.333333334)(x + 1.333333334) = 5.555555558

Calculate the square root of the right side: 2.357022604

Break this problem into two subproblems by setting 
(x + 1.333333334) equal to 2.357022604 and -2.357022604.

Subproblem 1

x + 1.333333334 = 2.357022604 Simplifying x + 1.333333334 = 2.357022604 Reorder the terms: 1.333333334 + x = 2.357022604 Solving 1.333333334 + x = 2.357022604 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1.333333334' to each side of the equation. 1.333333334 + -1.333333334 + x = 2.357022604 + -1.333333334 Combine like terms: 1.333333334 + -1.333333334 = 0.000000000 0.000000000 + x = 2.357022604 + -1.333333334 x = 2.357022604 + -1.333333334 Combine like terms: 2.357022604 + -1.333333334 = 1.02368927 x = 1.02368927 Simplifying x = 1.02368927

Subproblem 2

x + 1.333333334 = -2.357022604 Simplifying x + 1.333333334 = -2.357022604 Reorder the terms: 1.333333334 + x = -2.357022604 Solving 1.333333334 + x = -2.357022604 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1.333333334' to each side of the equation. 1.333333334 + -1.333333334 + x = -2.357022604 + -1.333333334 Combine like terms: 1.333333334 + -1.333333334 = 0.000000000 0.000000000 + x = -2.357022604 + -1.333333334 x = -2.357022604 + -1.333333334 Combine like terms: -2.357022604 + -1.333333334 = -3.690355938 x = -3.690355938 Simplifying x = -3.690355938

Solution

The solution to the problem is based on the solutions from the subproblems. x = {1.02368927, -3.690355938}

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