9x^2-3x+4=-15x

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Solution for 9x^2-3x+4=-15x equation:


Simplifying
9x2 + -3x + 4 = -15x

Reorder the terms:
4 + -3x + 9x2 = -15x

Solving
4 + -3x + 9x2 = -15x

Solving for variable 'x'.

Reorder the terms:
4 + -3x + 15x + 9x2 = -15x + 15x

Combine like terms: -3x + 15x = 12x
4 + 12x + 9x2 = -15x + 15x

Combine like terms: -15x + 15x = 0
4 + 12x + 9x2 = 0

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

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 '(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 = {-0.6666666667, -0.6666666667}

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