4x^2=2x+6

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


Simplifying
4x2 = 2x + 6

Reorder the terms:
4x2 = 6 + 2x

Solving
4x2 = 6 + 2x

Solving for variable 'x'.

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

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

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

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

Factor out the Greatest Common Factor (GCF), '2'.
2(-3 + -1x + 2x2) = 0

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

Ignore the factor 2.

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 '(3 + -2x)' equal to zero and attempt to solve: Simplifying 3 + -2x = 0 Solving 3 + -2x = 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 + -2x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -2x = 0 + -3 -2x = 0 + -3 Combine like terms: 0 + -3 = -3 -2x = -3 Divide each side by '-2'. x = 1.5 Simplifying x = 1.5

Solution

x = {-1, 1.5}

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