3x^2+12=12x

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Solution for 3x^2+12=12x equation:


Simplifying
3x2 + 12 = 12x

Reorder the terms:
12 + 3x2 = 12x

Solving
12 + 3x2 = 12x

Solving for variable 'x'.

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

Combine like terms: 12x + -12x = 0
12 + -12x + 3x2 = 0

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

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

Ignore the factor 3.

Subproblem 1

Set the factor '(2 + -1x)' equal to zero and attempt to solve: Simplifying 2 + -1x = 0 Solving 2 + -1x = 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 + -1x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1x = 0 + -2 -1x = 0 + -2 Combine like terms: 0 + -2 = -2 -1x = -2 Divide each side by '-1'. x = 2 Simplifying x = 2

Subproblem 2

Set the factor '(2 + -1x)' equal to zero and attempt to solve: Simplifying 2 + -1x = 0 Solving 2 + -1x = 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 + -1x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1x = 0 + -2 -1x = 0 + -2 Combine like terms: 0 + -2 = -2 -1x = -2 Divide each side by '-1'. x = 2 Simplifying x = 2

Solution

x = {2, 2}

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