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

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


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

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

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

Solving for variable 'x'.

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

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

Combine like terms: 6x + -6x = 0
-18 + -3x + 3x2 = 0

Factor out the Greatest Common Factor (GCF), '3'.
3(-6 + -1x + x2) = 0

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

Ignore the factor 3.

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 '(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
Solution
x = {-2, 3}

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