12x^2-4x=16

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Solution for 12x^2-4x=16 equation:


Simplifying
12x2 + -4x = 16

Reorder the terms:
-4x + 12x2 = 16

Solving
-4x + 12x2 = 16

Solving for variable 'x'.

Reorder the terms:
-16 + -4x + 12x2 = 16 + -16

Combine like terms: 16 + -16 = 0
-16 + -4x + 12x2 = 0

Factor out the Greatest Common Factor (GCF), '4'.
4(-4 + -1x + 3x2) = 0

Factor a trinomial.
4((-1 + -1x)(4 + -3x)) = 0

Ignore the factor 4.

Subproblem 1

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

Subproblem 2

Set the factor '(4 + -3x)' equal to zero and attempt to solve: Simplifying 4 + -3x = 0 Solving 4 + -3x = 0 Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -3x = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -3x = 0 + -4 -3x = 0 + -4 Combine like terms: 0 + -4 = -4 -3x = -4 Divide each side by '-3'. x = 1.333333333 Simplifying x = 1.333333333

Solution

x = {-1, 1.333333333}

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