x^2-23x+40=-8x-4

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Solution for x^2-23x+40=-8x-4 equation: 


Simplifying
x2 + -23x + 40 = -8x + -4

Reorder the terms:
40 + -23x + x2 = -8x + -4

Reorder the terms:
40 + -23x + x2 = -4 + -8x

Solving
40 + -23x + x2 = -4 + -8x

Solving for variable 'x'.

Reorder the terms:
40 + 4 + -23x + 8x + x2 = -4 + -8x + 4 + 8x

Combine like terms: 40 + 4 = 44
44 + -23x + 8x + x2 = -4 + -8x + 4 + 8x

Combine like terms: -23x + 8x = -15x
44 + -15x + x2 = -4 + -8x + 4 + 8x

Reorder the terms:
44 + -15x + x2 = -4 + 4 + -8x + 8x

Combine like terms: -4 + 4 = 0
44 + -15x + x2 = 0 + -8x + 8x
44 + -15x + x2 = -8x + 8x

Combine like terms: -8x + 8x = 0
44 + -15x + x2 = 0

Factor a trinomial.
(4 + -1x)(11 + -1x) = 0


Subproblem 1
Set the factor '(4 + -1x)' equal to zero and attempt to solve:

Simplifying
4 + -1x = 0

Solving
4 + -1x = 0

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

Add '-4' to each side of the equation.
4 + -4 + -1x = 0 + -4

Combine like terms: 4 + -4 = 0
0 + -1x = 0 + -4
-1x = 0 + -4

Combine like terms: 0 + -4 = -4
-1x = -4

Divide each side by '-1'.
x = 4

Simplifying
x = 4

Subproblem 2
Set the factor '(11 + -1x)' equal to zero and attempt to solve:

Simplifying
11 + -1x = 0

Solving
11 + -1x = 0

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

Add '-11' to each side of the equation.
11 + -11 + -1x = 0 + -11

Combine like terms: 11 + -11 = 0
0 + -1x = 0 + -11
-1x = 0 + -11

Combine like terms: 0 + -11 = -11
-1x = -11

Divide each side by '-1'.
x = 11

Simplifying
x = 11
Solution
x = {4, 11}

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