2x^2=12x-16

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


Simplifying
2x2 = 12x + -16

Reorder the terms:
2x2 = -16 + 12x

Solving
2x2 = -16 + 12x

Solving for variable 'x'.

Reorder the terms:
16 + -12x + 2x2 = -16 + 12x + 16 + -12x

Reorder the terms:
16 + -12x + 2x2 = -16 + 16 + 12x + -12x

Combine like terms: -16 + 16 = 0
16 + -12x + 2x2 = 0 + 12x + -12x
16 + -12x + 2x2 = 12x + -12x

Combine like terms: 12x + -12x = 0
16 + -12x + 2x2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(8 + -6x + x2) = 0

Factor a trinomial.
2((2 + -1x)(4 + -1x)) = 0

Ignore the factor 2.

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 '(4 + -1x)' equal to zero and attempt to solve: Simplifying 4 + -1x = 0 Solving 4 + -1x = 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 + -1x = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -1x = 0 + -4 -1x = 0 + -4 Combine like terms: 0 + -4 = -4 -1x = -4 Divide each side by '-1'. x = 4 Simplifying x = 4

Solution

x = {2, 4}

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