(9x+6)(6x-9)=0

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Solution for (9x+6)(6x-9)=0 equation:


Simplifying
(9x + 6)(6x + -9) = 0

Reorder the terms:
(6 + 9x)(6x + -9) = 0

Reorder the terms:
(6 + 9x)(-9 + 6x) = 0

Multiply (6 + 9x) * (-9 + 6x)
(6(-9 + 6x) + 9x * (-9 + 6x)) = 0
((-9 * 6 + 6x * 6) + 9x * (-9 + 6x)) = 0
((-54 + 36x) + 9x * (-9 + 6x)) = 0
(-54 + 36x + (-9 * 9x + 6x * 9x)) = 0
(-54 + 36x + (-81x + 54x2)) = 0

Combine like terms: 36x + -81x = -45x
(-54 + -45x + 54x2) = 0

Solving
-54 + -45x + 54x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '9'.
9(-6 + -5x + 6x2) = 0

Factor a trinomial.
9((-2 + -3x)(3 + -2x)) = 0

Ignore the factor 9.

Subproblem 1

Set the factor '(-2 + -3x)' equal to zero and attempt to solve: Simplifying -2 + -3x = 0 Solving -2 + -3x = 0 Move all terms containing x to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + -3x = 0 + 2 Combine like terms: -2 + 2 = 0 0 + -3x = 0 + 2 -3x = 0 + 2 Combine like terms: 0 + 2 = 2 -3x = 2 Divide each side by '-3'. x = -0.6666666667 Simplifying x = -0.6666666667

Subproblem 2

Set the factor '(3 + -2x)' equal to zero and attempt to solve: Simplifying 3 + -2x = 0 Solving 3 + -2x = 0 Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + -2x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -2x = 0 + -3 -2x = 0 + -3 Combine like terms: 0 + -3 = -3 -2x = -3 Divide each side by '-2'. x = 1.5 Simplifying x = 1.5

Solution

x = {-0.6666666667, 1.5}

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