x^2+x+11=5x+8

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Solution for x^2+x+11=5x+8 equation: 


Simplifying
x2 + x + 11 = 5x + 8

Reorder the terms:
11 + x + x2 = 5x + 8

Reorder the terms:
11 + x + x2 = 8 + 5x

Solving
11 + x + x2 = 8 + 5x

Solving for variable 'x'.

Reorder the terms:
11 + -8 + x + -5x + x2 = 8 + 5x + -8 + -5x

Combine like terms: 11 + -8 = 3
3 + x + -5x + x2 = 8 + 5x + -8 + -5x

Combine like terms: x + -5x = -4x
3 + -4x + x2 = 8 + 5x + -8 + -5x

Reorder the terms:
3 + -4x + x2 = 8 + -8 + 5x + -5x

Combine like terms: 8 + -8 = 0
3 + -4x + x2 = 0 + 5x + -5x
3 + -4x + x2 = 5x + -5x

Combine like terms: 5x + -5x = 0
3 + -4x + x2 = 0

Factor a trinomial.
(1 + -1x)(3 + -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 '(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 = {1, 3}

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