5-x^2=3-x

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Solution for 5-x^2=3-x equation:


Simplifying
5 + -1x2 = 3 + -1x

Solving
5 + -1x2 = 3 + -1x

Solving for variable 'x'.

Reorder the terms:
5 + -3 + x + -1x2 = 3 + -1x + -3 + x

Combine like terms: 5 + -3 = 2
2 + x + -1x2 = 3 + -1x + -3 + x

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

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

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

Factor a trinomial.
(2 + -1x)(1 + x) = 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 + x)' equal to zero and attempt to solve: Simplifying 1 + x = 0 Solving 1 + x = 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 + x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + x = 0 + -1 x = 0 + -1 Combine like terms: 0 + -1 = -1 x = -1 Simplifying x = -1

Solution

x = {2, -1}

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