x^2-4x+8=3x-2

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Solution for x^2-4x+8=3x-2 equation:


Simplifying
x2 + -4x + 8 = 3x + -2

Reorder the terms:
8 + -4x + x2 = 3x + -2

Reorder the terms:
8 + -4x + x2 = -2 + 3x

Solving
8 + -4x + x2 = -2 + 3x

Solving for variable 'x'.

Reorder the terms:
8 + 2 + -4x + -3x + x2 = -2 + 3x + 2 + -3x

Combine like terms: 8 + 2 = 10
10 + -4x + -3x + x2 = -2 + 3x + 2 + -3x

Combine like terms: -4x + -3x = -7x
10 + -7x + x2 = -2 + 3x + 2 + -3x

Reorder the terms:
10 + -7x + x2 = -2 + 2 + 3x + -3x

Combine like terms: -2 + 2 = 0
10 + -7x + x2 = 0 + 3x + -3x
10 + -7x + x2 = 3x + -3x

Combine like terms: 3x + -3x = 0
10 + -7x + x2 = 0

Factor a trinomial.
(2 + -1x)(5 + -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 '(5 + -1x)' equal to zero and attempt to solve: Simplifying 5 + -1x = 0 Solving 5 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -1x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -1x = 0 + -5 -1x = 0 + -5 Combine like terms: 0 + -5 = -5 -1x = -5 Divide each side by '-1'. x = 5 Simplifying x = 5

Solution

x = {2, 5}

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