4x-5=x^2-2x

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Solution for 4x-5=x^2-2x equation:


Simplifying
4x + -5 = x2 + -2x

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

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

Solving
-5 + 4x = -2x + x2

Solving for variable 'x'.

Combine like terms: 4x + 2x = 6x
-5 + 6x + -1x2 = -2x + x2 + 2x + -1x2

Reorder the terms:
-5 + 6x + -1x2 = -2x + 2x + x2 + -1x2

Combine like terms: -2x + 2x = 0
-5 + 6x + -1x2 = 0 + x2 + -1x2
-5 + 6x + -1x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
-5 + 6x + -1x2 = 0

Factor a trinomial.
(-5 + x)(1 + -1x) = 0

Subproblem 1

Set the factor '(-5 + x)' equal to zero and attempt to solve: Simplifying -5 + x = 0 Solving -5 + x = 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 + x = 0 + 5 Combine like terms: -5 + 5 = 0 0 + x = 0 + 5 x = 0 + 5 Combine like terms: 0 + 5 = 5 x = 5 Simplifying x = 5

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 = {5, 1}

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