5x^2-2x-6=-3x^2+6x

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Solution for 5x^2-2x-6=-3x^2+6x equation:


Simplifying
5x2 + -2x + -6 = -3x2 + 6x

Reorder the terms:
-6 + -2x + 5x2 = -3x2 + 6x

Reorder the terms:
-6 + -2x + 5x2 = 6x + -3x2

Solving
-6 + -2x + 5x2 = 6x + -3x2

Solving for variable 'x'.

Reorder the terms:
-6 + -2x + -6x + 5x2 + 3x2 = 6x + -3x2 + -6x + 3x2

Combine like terms: -2x + -6x = -8x
-6 + -8x + 5x2 + 3x2 = 6x + -3x2 + -6x + 3x2

Combine like terms: 5x2 + 3x2 = 8x2
-6 + -8x + 8x2 = 6x + -3x2 + -6x + 3x2

Reorder the terms:
-6 + -8x + 8x2 = 6x + -6x + -3x2 + 3x2

Combine like terms: 6x + -6x = 0
-6 + -8x + 8x2 = 0 + -3x2 + 3x2
-6 + -8x + 8x2 = -3x2 + 3x2

Combine like terms: -3x2 + 3x2 = 0
-6 + -8x + 8x2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(-3 + -4x + 4x2) = 0

Factor a trinomial.
2((-1 + -2x)(3 + -2x)) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(-1 + -2x)' equal to zero and attempt to solve: Simplifying -1 + -2x = 0 Solving -1 + -2x = 0 Move all terms containing x to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + -2x = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -2x = 0 + 1 -2x = 0 + 1 Combine like terms: 0 + 1 = 1 -2x = 1 Divide each side by '-2'. x = -0.5 Simplifying x = -0.5

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 = {-0.5, 1.5}

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