(x+6)+(x+3)+(2x-2)+(x^2-2x)=31

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Solution for (x+6)+(x+3)+(2x-2)+(x^2-2x)=31 equation:


Simplifying
(x + 6) + (x + 3) + (2x + -2) + (x2 + -2x) = 31

Reorder the terms:
(6 + x) + (x + 3) + (2x + -2) + (x2 + -2x) = 31

Remove parenthesis around (6 + x)
6 + x + (x + 3) + (2x + -2) + (x2 + -2x) = 31

Reorder the terms:
6 + x + (3 + x) + (2x + -2) + (x2 + -2x) = 31

Remove parenthesis around (3 + x)
6 + x + 3 + x + (2x + -2) + (x2 + -2x) = 31

Reorder the terms:
6 + x + 3 + x + (-2 + 2x) + (x2 + -2x) = 31

Remove parenthesis around (-2 + 2x)
6 + x + 3 + x + -2 + 2x + (x2 + -2x) = 31

Reorder the terms:
6 + x + 3 + x + -2 + 2x + (-2x + x2) = 31

Remove parenthesis around (-2x + x2)
6 + x + 3 + x + -2 + 2x + -2x + x2 = 31

Reorder the terms:
6 + 3 + -2 + x + x + 2x + -2x + x2 = 31

Combine like terms: 6 + 3 = 9
9 + -2 + x + x + 2x + -2x + x2 = 31

Combine like terms: 9 + -2 = 7
7 + x + x + 2x + -2x + x2 = 31

Combine like terms: x + x = 2x
7 + 2x + 2x + -2x + x2 = 31

Combine like terms: 2x + 2x = 4x
7 + 4x + -2x + x2 = 31

Combine like terms: 4x + -2x = 2x
7 + 2x + x2 = 31

Solving
7 + 2x + x2 = 31

Solving for variable 'x'.

Reorder the terms:
7 + -31 + 2x + x2 = 31 + -31

Combine like terms: 7 + -31 = -24
-24 + 2x + x2 = 31 + -31

Combine like terms: 31 + -31 = 0
-24 + 2x + x2 = 0

Factor a trinomial.
(-6 + -1x)(4 + -1x) = 0

Subproblem 1

Set the factor '(-6 + -1x)' equal to zero and attempt to solve: Simplifying -6 + -1x = 0 Solving -6 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '6' to each side of the equation. -6 + 6 + -1x = 0 + 6 Combine like terms: -6 + 6 = 0 0 + -1x = 0 + 6 -1x = 0 + 6 Combine like terms: 0 + 6 = 6 -1x = 6 Divide each side by '-1'. x = -6 Simplifying x = -6

Subproblem 2

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

Solution

x = {-6, 4}

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