234=x(2x-8)

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Solution for 234=x(2x-8) equation:


Simplifying
234 = x(2x + -8)

Reorder the terms:
234 = x(-8 + 2x)
234 = (-8 * x + 2x * x)
234 = (-8x + 2x2)

Solving
234 = -8x + 2x2

Solving for variable 'x'.

Reorder the terms:
234 + 8x + -2x2 = -8x + 8x + 2x2 + -2x2

Combine like terms: -8x + 8x = 0
234 + 8x + -2x2 = 0 + 2x2 + -2x2
234 + 8x + -2x2 = 2x2 + -2x2

Combine like terms: 2x2 + -2x2 = 0
234 + 8x + -2x2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(117 + 4x + -1x2) = 0

Factor a trinomial.
2((13 + -1x)(9 + x)) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(13 + -1x)' equal to zero and attempt to solve: Simplifying 13 + -1x = 0 Solving 13 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-13' to each side of the equation. 13 + -13 + -1x = 0 + -13 Combine like terms: 13 + -13 = 0 0 + -1x = 0 + -13 -1x = 0 + -13 Combine like terms: 0 + -13 = -13 -1x = -13 Divide each side by '-1'. x = 13 Simplifying x = 13

Subproblem 2

Set the factor '(9 + x)' equal to zero and attempt to solve: Simplifying 9 + x = 0 Solving 9 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + x = 0 + -9 Combine like terms: 9 + -9 = 0 0 + x = 0 + -9 x = 0 + -9 Combine like terms: 0 + -9 = -9 x = -9 Simplifying x = -9

Solution

x = {13, -9}

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