18x^2+6x+6=6x^2+30x-3

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Solution for 18x^2+6x+6=6x^2+30x-3 equation:


Simplifying
18x2 + 6x + 6 = 6x2 + 30x + -3

Reorder the terms:
6 + 6x + 18x2 = 6x2 + 30x + -3

Reorder the terms:
6 + 6x + 18x2 = -3 + 30x + 6x2

Solving
6 + 6x + 18x2 = -3 + 30x + 6x2

Solving for variable 'x'.

Reorder the terms:
6 + 3 + 6x + -30x + 18x2 + -6x2 = -3 + 30x + 6x2 + 3 + -30x + -6x2

Combine like terms: 6 + 3 = 9
9 + 6x + -30x + 18x2 + -6x2 = -3 + 30x + 6x2 + 3 + -30x + -6x2

Combine like terms: 6x + -30x = -24x
9 + -24x + 18x2 + -6x2 = -3 + 30x + 6x2 + 3 + -30x + -6x2

Combine like terms: 18x2 + -6x2 = 12x2
9 + -24x + 12x2 = -3 + 30x + 6x2 + 3 + -30x + -6x2

Reorder the terms:
9 + -24x + 12x2 = -3 + 3 + 30x + -30x + 6x2 + -6x2

Combine like terms: -3 + 3 = 0
9 + -24x + 12x2 = 0 + 30x + -30x + 6x2 + -6x2
9 + -24x + 12x2 = 30x + -30x + 6x2 + -6x2

Combine like terms: 30x + -30x = 0
9 + -24x + 12x2 = 0 + 6x2 + -6x2
9 + -24x + 12x2 = 6x2 + -6x2

Combine like terms: 6x2 + -6x2 = 0
9 + -24x + 12x2 = 0

Factor out the Greatest Common Factor (GCF), '3'.
3(3 + -8x + 4x2) = 0

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

Ignore the factor 3.

Subproblem 1

Set the factor '(1 + -2x)' equal to zero and attempt to solve: Simplifying 1 + -2x = 0 Solving 1 + -2x = 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 + -2x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -2x = 0 + -1 -2x = 0 + -1 Combine like terms: 0 + -1 = -1 -2x = -1 Divide each side by '-2'. x = 0.5 Simplifying x = 0.5

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 = {0.5, 1.5}

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