3-13x=6(x^2-2)

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Solution for 3-13x=6(x^2-2) equation:


Simplifying
3 + -13x = 6(x2 + -2)

Reorder the terms:
3 + -13x = 6(-2 + x2)
3 + -13x = (-2 * 6 + x2 * 6)
3 + -13x = (-12 + 6x2)

Solving
3 + -13x = -12 + 6x2

Solving for variable 'x'.

Reorder the terms:
3 + 12 + -13x + -6x2 = -12 + 6x2 + 12 + -6x2

Combine like terms: 3 + 12 = 15
15 + -13x + -6x2 = -12 + 6x2 + 12 + -6x2

Reorder the terms:
15 + -13x + -6x2 = -12 + 12 + 6x2 + -6x2

Combine like terms: -12 + 12 = 0
15 + -13x + -6x2 = 0 + 6x2 + -6x2
15 + -13x + -6x2 = 6x2 + -6x2

Combine like terms: 6x2 + -6x2 = 0
15 + -13x + -6x2 = 0

Factor a trinomial.
(5 + -6x)(3 + x) = 0

Subproblem 1

Set the factor '(5 + -6x)' equal to zero and attempt to solve: Simplifying 5 + -6x = 0 Solving 5 + -6x = 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 + -6x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -6x = 0 + -5 -6x = 0 + -5 Combine like terms: 0 + -5 = -5 -6x = -5 Divide each side by '-6'. x = 0.8333333333 Simplifying x = 0.8333333333

Subproblem 2

Set the factor '(3 + x)' equal to zero and attempt to solve: Simplifying 3 + x = 0 Solving 3 + x = 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 + x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + x = 0 + -3 x = 0 + -3 Combine like terms: 0 + -3 = -3 x = -3 Simplifying x = -3

Solution

x = {0.8333333333, -3}

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