2x^2=-4x+6

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


Simplifying
2x2 = -4x + 6

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

Solving
2x2 = 6 + -4x

Solving for variable 'x'.

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

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

Combine like terms: 6 + -6 = 0
-6 + 4x + 2x2 = 0 + -4x + 4x
-6 + 4x + 2x2 = -4x + 4x

Combine like terms: -4x + 4x = 0
-6 + 4x + 2x2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(-3 + 2x + x2) = 0

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

Ignore the factor 2.

Subproblem 1

Set the factor '(-3 + -1x)' equal to zero and attempt to solve: Simplifying -3 + -1x = 0 Solving -3 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + -1x = 0 + 3 Combine like terms: -3 + 3 = 0 0 + -1x = 0 + 3 -1x = 0 + 3 Combine like terms: 0 + 3 = 3 -1x = 3 Divide each side by '-1'. x = -3 Simplifying x = -3

Subproblem 2

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

Solution

x = {-3, 1}

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