9x^2+9x-6=4

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Solution for 9x^2+9x-6=4 equation:


Simplifying
9x2 + 9x + -6 = 4

Reorder the terms:
-6 + 9x + 9x2 = 4

Solving
-6 + 9x + 9x2 = 4

Solving for variable 'x'.

Reorder the terms:
-6 + -4 + 9x + 9x2 = 4 + -4

Combine like terms: -6 + -4 = -10
-10 + 9x + 9x2 = 4 + -4

Combine like terms: 4 + -4 = 0
-10 + 9x + 9x2 = 0

Factor a trinomial.
(-5 + -3x)(2 + -3x) = 0

Subproblem 1

Set the factor '(-5 + -3x)' equal to zero and attempt to solve: Simplifying -5 + -3x = 0 Solving -5 + -3x = 0 Move all terms containing x to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + -3x = 0 + 5 Combine like terms: -5 + 5 = 0 0 + -3x = 0 + 5 -3x = 0 + 5 Combine like terms: 0 + 5 = 5 -3x = 5 Divide each side by '-3'. x = -1.666666667 Simplifying x = -1.666666667

Subproblem 2

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

Solution

x = {-1.666666667, 0.6666666667}

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