(x^2-2x+1)+3(x-1)=0

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Solution for (x^2-2x+1)+3(x-1)=0 equation:


Simplifying
(x2 + -2x + 1) + 3(x + -1) = 0

Reorder the terms:
(1 + -2x + x2) + 3(x + -1) = 0

Remove parenthesis around (1 + -2x + x2)
1 + -2x + x2 + 3(x + -1) = 0

Reorder the terms:
1 + -2x + x2 + 3(-1 + x) = 0
1 + -2x + x2 + (-1 * 3 + x * 3) = 0
1 + -2x + x2 + (-3 + 3x) = 0

Reorder the terms:
1 + -3 + -2x + 3x + x2 = 0

Combine like terms: 1 + -3 = -2
-2 + -2x + 3x + x2 = 0

Combine like terms: -2x + 3x = 1x
-2 + 1x + x2 = 0

Solving
-2 + 1x + x2 = 0

Solving for variable 'x'.

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

Subproblem 1

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

Subproblem 2

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

Solution

x = {-2, 1}

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