13-x=x^2-2x+1

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Solution for 13-x=x^2-2x+1 equation:


Simplifying
13 + -1x = x2 + -2x + 1

Reorder the terms:
13 + -1x = 1 + -2x + x2

Solving
13 + -1x = 1 + -2x + x2

Solving for variable 'x'.

Reorder the terms:
13 + -1 + -1x + 2x + -1x2 = 1 + -2x + x2 + -1 + 2x + -1x2

Combine like terms: 13 + -1 = 12
12 + -1x + 2x + -1x2 = 1 + -2x + x2 + -1 + 2x + -1x2

Combine like terms: -1x + 2x = 1x
12 + 1x + -1x2 = 1 + -2x + x2 + -1 + 2x + -1x2

Reorder the terms:
12 + 1x + -1x2 = 1 + -1 + -2x + 2x + x2 + -1x2

Combine like terms: 1 + -1 = 0
12 + 1x + -1x2 = 0 + -2x + 2x + x2 + -1x2
12 + 1x + -1x2 = -2x + 2x + x2 + -1x2

Combine like terms: -2x + 2x = 0
12 + 1x + -1x2 = 0 + x2 + -1x2
12 + 1x + -1x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
12 + 1x + -1x2 = 0

Factor a trinomial.
(4 + -1x)(3 + x) = 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 '(3 + x)' equal to zero and attempt to solve: Simplifying 3 + x = 0 Solving 3 + x = 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 + x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + x = 0 + -3 x = 0 + -3 Combine like terms: 0 + -3 = -3 x = -3 Simplifying x = -3

Solution

x = {4, -3}

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