2x^2+12x+6=4x-2

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Solution for 2x^2+12x+6=4x-2 equation:


Simplifying
2x2 + 12x + 6 = 4x + -2

Reorder the terms:
6 + 12x + 2x2 = 4x + -2

Reorder the terms:
6 + 12x + 2x2 = -2 + 4x

Solving
6 + 12x + 2x2 = -2 + 4x

Solving for variable 'x'.

Reorder the terms:
6 + 2 + 12x + -4x + 2x2 = -2 + 4x + 2 + -4x

Combine like terms: 6 + 2 = 8
8 + 12x + -4x + 2x2 = -2 + 4x + 2 + -4x

Combine like terms: 12x + -4x = 8x
8 + 8x + 2x2 = -2 + 4x + 2 + -4x

Reorder the terms:
8 + 8x + 2x2 = -2 + 2 + 4x + -4x

Combine like terms: -2 + 2 = 0
8 + 8x + 2x2 = 0 + 4x + -4x
8 + 8x + 2x2 = 4x + -4x

Combine like terms: 4x + -4x = 0
8 + 8x + 2x2 = 0

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

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

Ignore the factor 2.

Subproblem 1

Set the factor '(2 + x)' equal to zero and attempt to solve: Simplifying 2 + x = 0 Solving 2 + x = 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 + x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + x = 0 + -2 x = 0 + -2 Combine like terms: 0 + -2 = -2 x = -2 Simplifying x = -2

Subproblem 2

Set the factor '(2 + x)' equal to zero and attempt to solve: Simplifying 2 + x = 0 Solving 2 + x = 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 + x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + x = 0 + -2 x = 0 + -2 Combine like terms: 0 + -2 = -2 x = -2 Simplifying x = -2

Solution

x = {-2, -2}

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