x^2+6x+9=2x^2+3x-1

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Solution for x^2+6x+9=2x^2+3x-1 equation: 


Simplifying
x2 + 6x + 9 = 2x2 + 3x + -1

Reorder the terms:
9 + 6x + x2 = 2x2 + 3x + -1

Reorder the terms:
9 + 6x + x2 = -1 + 3x + 2x2

Solving
9 + 6x + x2 = -1 + 3x + 2x2

Solving for variable 'x'.

Reorder the terms:
9 + 1 + 6x + -3x + x2 + -2x2 = -1 + 3x + 2x2 + 1 + -3x + -2x2

Combine like terms: 9 + 1 = 10
10 + 6x + -3x + x2 + -2x2 = -1 + 3x + 2x2 + 1 + -3x + -2x2

Combine like terms: 6x + -3x = 3x
10 + 3x + x2 + -2x2 = -1 + 3x + 2x2 + 1 + -3x + -2x2

Combine like terms: x2 + -2x2 = -1x2
10 + 3x + -1x2 = -1 + 3x + 2x2 + 1 + -3x + -2x2

Reorder the terms:
10 + 3x + -1x2 = -1 + 1 + 3x + -3x + 2x2 + -2x2

Combine like terms: -1 + 1 = 0
10 + 3x + -1x2 = 0 + 3x + -3x + 2x2 + -2x2
10 + 3x + -1x2 = 3x + -3x + 2x2 + -2x2

Combine like terms: 3x + -3x = 0
10 + 3x + -1x2 = 0 + 2x2 + -2x2
10 + 3x + -1x2 = 2x2 + -2x2

Combine like terms: 2x2 + -2x2 = 0
10 + 3x + -1x2 = 0

Factor a trinomial.
(5 + -1x)(2 + x) = 0


Subproblem 1
Set the factor '(5 + -1x)' equal to zero and attempt to solve:

Simplifying
5 + -1x = 0

Solving
5 + -1x = 0

Move all terms containing x to the left, all other terms to the right.

Add '-5' to each side of the equation.
5 + -5 + -1x = 0 + -5

Combine like terms: 5 + -5 = 0
0 + -1x = 0 + -5
-1x = 0 + -5

Combine like terms: 0 + -5 = -5
-1x = -5

Divide each side by '-1'.
x = 5

Simplifying
x = 5

Subproblem 2
Set the factor '(2 + x)' equal to zero and attempt to solve:

Simplifying
2 + x = 0

Solving
2 + x = 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 + x = 0 + -2

Combine like terms: 2 + -2 = 0
0 + x = 0 + -2
x = 0 + -2

Combine like terms: 0 + -2 = -2
x = -2

Simplifying
x = -2
Solution
x = {5, -2}

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