(x-1)(x-4)=-2

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Solution for (x-1)(x-4)=-2 equation:


Simplifying
(x + -1)(x + -4) = -2

Reorder the terms:
(-1 + x)(x + -4) = -2

Reorder the terms:
(-1 + x)(-4 + x) = -2

Multiply (-1 + x) * (-4 + x)
(-1(-4 + x) + x(-4 + x)) = -2
((-4 * -1 + x * -1) + x(-4 + x)) = -2
((4 + -1x) + x(-4 + x)) = -2
(4 + -1x + (-4 * x + x * x)) = -2
(4 + -1x + (-4x + x2)) = -2

Combine like terms: -1x + -4x = -5x
(4 + -5x + x2) = -2

Solving
4 + -5x + x2 = -2

Solving for variable 'x'.

Reorder the terms:
4 + 2 + -5x + x2 = -2 + 2

Combine like terms: 4 + 2 = 6
6 + -5x + x2 = -2 + 2

Combine like terms: -2 + 2 = 0
6 + -5x + x2 = 0

Factor a trinomial.
(2 + -1x)(3 + -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 '(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 = {2, 3}

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