x^2+6x+9=7x+11

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Solution for x^2+6x+9=7x+11 equation: 


Simplifying
x2 + 6x + 9 = 7x + 11

Reorder the terms:
9 + 6x + x2 = 7x + 11

Reorder the terms:
9 + 6x + x2 = 11 + 7x

Solving
9 + 6x + x2 = 11 + 7x

Solving for variable 'x'.

Reorder the terms:
9 + -11 + 6x + -7x + x2 = 11 + 7x + -11 + -7x

Combine like terms: 9 + -11 = -2
-2 + 6x + -7x + x2 = 11 + 7x + -11 + -7x

Combine like terms: 6x + -7x = -1x
-2 + -1x + x2 = 11 + 7x + -11 + -7x

Reorder the terms:
-2 + -1x + x2 = 11 + -11 + 7x + -7x

Combine like terms: 11 + -11 = 0
-2 + -1x + x2 = 0 + 7x + -7x
-2 + -1x + x2 = 7x + -7x

Combine like terms: 7x + -7x = 0
-2 + -1x + x2 = 0

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


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 '(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
Solution
x = {-1, 2}

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